diff --git a/Cargo.lock b/Cargo.lock
index 19c18d5..ef1e9cb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -56,7 +56,7 @@ name = "backtrace-sys"
 version = "0.1.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.47 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -97,8 +97,8 @@ dependencies = [
  "handlebars 2.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonwebtoken 6.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "lettre 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "lettre_email 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lettre 0.9.2 (git+https://github.com/lettre/lettre?rev=24d694db3be017d82b1cdc8bf9da601420b31bb0)",
+ "lettre_email 0.9.2 (git+https://github.com/lettre/lettre?rev=24d694db3be017d82b1cdc8bf9da601420b31bb0)",
  "libsqlite3-sys 0.16.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "multipart 0.16.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -194,7 +194,7 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.0.46"
+version = "1.0.47"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -575,7 +575,7 @@ dependencies = [
  "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "synstructure 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "synstructure 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1012,7 +1012,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "lettre"
 version = "0.9.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
+source = "git+https://github.com/lettre/lettre?rev=24d694db3be017d82b1cdc8bf9da601420b31bb0#24d694db3be017d82b1cdc8bf9da601420b31bb0"
 dependencies = [
  "base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "bufstream 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1020,7 +1020,7 @@ dependencies = [
  "hostname 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "native-tls 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "nom 4.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "nom 5.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1029,16 +1029,28 @@ dependencies = [
 [[package]]
 name = "lettre_email"
 version = "0.9.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
+source = "git+https://github.com/lettre/lettre?rev=24d694db3be017d82b1cdc8bf9da601420b31bb0#24d694db3be017d82b1cdc8bf9da601420b31bb0"
 dependencies = [
  "base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "email 0.0.20 (registry+https://github.com/rust-lang/crates.io-index)",
- "lettre 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lettre 0.9.2 (git+https://github.com/lettre/lettre?rev=24d694db3be017d82b1cdc8bf9da601420b31bb0)",
  "mime 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "uuid 0.7.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "lexical-core"
+version = "0.4.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "arrayvec 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ryu 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "static_assertions 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "libc"
 version = "0.2.65"
@@ -1049,7 +1061,7 @@ name = "libsqlite3-sys"
 version = "0.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.47 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "vcpkg 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1108,6 +1120,11 @@ name = "matches"
 version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "maybe-uninit"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "memchr"
 version = "2.2.1"
@@ -1258,8 +1275,8 @@ dependencies = [
  "openssl-probe 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "openssl-sys 0.9.52 (registry+https://github.com/rust-lang/crates.io-index)",
  "schannel 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
- "security-framework 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "security-framework-sys 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "security-framework 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "security-framework-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "tempfile 3.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1285,9 +1302,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "nom"
-version = "4.2.3"
+version = "5.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
+ "lexical-core 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1387,7 +1405,7 @@ version = "0.9.52"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "autocfg 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "cc 1.0.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.47 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "vcpkg 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1427,7 +1445,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "smallvec 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1441,7 +1459,7 @@ dependencies = [
  "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "smallvec 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1872,7 +1890,7 @@ name = "ring"
 version = "0.14.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.47 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
  "spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1955,7 +1973,7 @@ dependencies = [
  "pear 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "percent-encoding 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustls 0.15.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "smallvec 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "state 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2043,18 +2061,18 @@ dependencies = [
 
 [[package]]
 name = "security-framework"
-version = "0.3.1"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "core-foundation 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "core-foundation-sys 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)",
- "security-framework-sys 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "security-framework-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "security-framework-sys"
-version = "0.3.1"
+version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "core-foundation-sys 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2159,8 +2177,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "smallvec"
-version = "0.6.12"
+version = "0.6.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "maybe-uninit 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "soup"
@@ -2186,6 +2207,11 @@ name = "state"
 version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "static_assertions"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "string"
 version = "0.2.1"
@@ -2267,7 +2293,7 @@ dependencies = [
 
 [[package]]
 name = "synstructure"
-version = "0.12.1"
+version = "0.12.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2555,7 +2581,7 @@ name = "unicode-normalization"
 version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "smallvec 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2799,7 +2825,7 @@ dependencies = [
 "checksum byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a7c3dd8985a7111efc5c80b44e23ecdd8c007de8ade3b96595387e812b957cf5"
 "checksum bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)" = "206fdffcfa2df7cbe15601ef46c813fce0965eb3286db6b56c583b814b51c81c"
 "checksum c2-chacha 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "214238caa1bf3a496ec3392968969cab8549f96ff30652c9e56885329315f6bb"
-"checksum cc 1.0.46 (registry+https://github.com/rust-lang/crates.io-index)" = "0213d356d3c4ea2c18c40b037c3be23cd639825c18f25ee670ac7813beeef99c"
+"checksum cc 1.0.47 (registry+https://github.com/rust-lang/crates.io-index)" = "aa87058dce70a3ff5621797f1506cb837edd02ac4c0ae642b4542dce802908b8"
 "checksum cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)" = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
 "checksum chashmap 2.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "ff41a3c2c1e39921b9003de14bf0439c7b63a9039637c291e1a64925d8ddfa45"
 "checksum chrono 0.4.9 (registry+https://github.com/rust-lang/crates.io-index)" = "e8493056968583b0193c1bb04d6f7684586f3726992d6c573261941a895dbd68"
@@ -2889,8 +2915,9 @@ dependencies = [
 "checksum language-tags 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a91d884b6667cd606bb5a69aa0c99ba811a115fc68915e7056ec08a46e93199a"
 "checksum lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 "checksum lazycell 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b294d6fa9ee409a054354afc4352b0b9ef7ca222c69b8812cbea9e7d2bf3783f"
-"checksum lettre 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c66afaa5dfadbb81d4e00fd1d1ab057c7cd4c799c5a44e0009386d553587e728"
-"checksum lettre_email 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)" = "bbb68ca999042d965476e47bbdbacd52db0927348b6f8062c44dd04a3b1fd43b"
+"checksum lettre 0.9.2 (git+https://github.com/lettre/lettre?rev=24d694db3be017d82b1cdc8bf9da601420b31bb0)" = "<none>"
+"checksum lettre_email 0.9.2 (git+https://github.com/lettre/lettre?rev=24d694db3be017d82b1cdc8bf9da601420b31bb0)" = "<none>"
+"checksum lexical-core 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)" = "2304bccb228c4b020f3a4835d247df0a02a7c4686098d4167762cfbbe4c5cb14"
 "checksum libc 0.2.65 (registry+https://github.com/rust-lang/crates.io-index)" = "1a31a0627fdf1f6a39ec0dd577e101440b7db22672c0901fe00a9a6fbb5c24e8"
 "checksum libsqlite3-sys 0.16.0 (registry+https://github.com/rust-lang/crates.io-index)" = "5e5b95e89c330291768dc840238db7f9e204fd208511ab6319b56193a7f2ae25"
 "checksum lock_api 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f8912e782533a93a167888781b836336a6ca5da6175c05944c86cf28c31104dc"
@@ -2900,6 +2927,7 @@ dependencies = [
 "checksum maplit 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d"
 "checksum markup5ever 0.7.5 (registry+https://github.com/rust-lang/crates.io-index)" = "897636f9850c3eef4905a5540683ed53dc9393860f0846cab2c2ddf9939862ff"
 "checksum matches 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
+"checksum maybe-uninit 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "60302e4db3a61da70c0cb7991976248362f30319e88850c487b9b95bbf059e00"
 "checksum memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "88579771288728879b57485cc7d6b07d648c9f0141eb955f8ab7f9d45394468e"
 "checksum memoffset 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "4a85c1a8c329f11437034d7313dca647c79096523533a1c79e86f1d0f657c7cc"
 "checksum migrations_internals 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8089920229070f914b9ce9b07ef60e175b2b9bc2d35c3edd8bf4433604e863b9"
@@ -2918,7 +2946,7 @@ dependencies = [
 "checksum net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)" = "42550d9fb7b6684a6d404d9fa7250c2eb2646df731d1c06afc06dcee9e1bcf88"
 "checksum new_debug_unreachable 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "f40f005c60db6e03bae699e414c58bf9aa7ea02a2d0b9bfbcf19286cc4c82b30"
 "checksum nodrop 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)" = "72ef4a56884ca558e5ddb05a1d1e7e1bfd9a68d9ed024c21704cc98872dae1bb"
-"checksum nom 4.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2ad2a91a8e869eeb30b9cb3119ae87773a8f4ae617f41b1eb9c154b2905f7bd6"
+"checksum nom 5.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c618b63422da4401283884e6668d39f819a106ef51f5f59b81add00075da35ca"
 "checksum notify 4.0.14 (registry+https://github.com/rust-lang/crates.io-index)" = "199628fc33b21bc767baa057490b00b382ecbae030803a7b36292422d15b778b"
 "checksum num-derive 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "0c8b15b261814f992e33760b1fca9fe8b693d8a65299f20c9901688636cfb746"
 "checksum num-integer 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)" = "b85e541ef8255f6cf42bbfe4ef361305c6c135d10919ecc26126c4e5ae94bc09"
@@ -2999,8 +3027,8 @@ dependencies = [
 "checksum scheduled-thread-pool 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "bd07742e081ff6c077f5f6b283f12f32b9e7cc765b316160d66289b74546fbb3"
 "checksum scopeguard 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b42e15e59b18a828bbf5c58ea01debb36b9b096346de35d941dcb89009f24a0d"
 "checksum sct 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2f5adf8fbd58e1b1b52699dc8bed2630faecb6d8c7bee77d009d6bbe4af569b9"
-"checksum security-framework 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "eee63d0f4a9ec776eeb30e220f0bc1e092c3ad744b2a379e3993070364d3adc2"
-"checksum security-framework-sys 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9636f8989cbf61385ae4824b98c1aaa54c994d7d8b41f11c601ed799f0549a56"
+"checksum security-framework 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "301c862a6d0ee78f124c5e1710205965fc5c553100dcda6d98f13ef87a763f04"
+"checksum security-framework-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "e31493fc37615debb8c5090a7aeb4a9730bc61e77ab10b9af59f1a202284f895"
 "checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 "checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 "checksum serde 1.0.102 (registry+https://github.com/rust-lang/crates.io-index)" = "0c4b39bd9b0b087684013a792c59e3e07a46a01d2322518d8a1104641a0b1be0"
@@ -3012,11 +3040,12 @@ dependencies = [
 "checksum sha2 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)" = "84920f9ac881e94e33ec89e1b3dcd36040523a308a92548e01217ce35d8cf6a8"
 "checksum siphasher 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0b8de496cf83d4ed58b6be86c3a275b8602f6ffe98d3024a869e124147a9a3ac"
 "checksum slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
-"checksum smallvec 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)" = "533e29e15d0748f28afbaf4ff7cab44d73e483a8e50b38c40bd13b7f3d48f542"
+"checksum smallvec 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)" = "f7b0758c52e15a8b5e3691eae6cc559f08eee9406e548a4477ba4e67770a82b6"
 "checksum soup 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "16eb6b0678654a57009598ed84610f2afa5fadb22f3815e9f23dc5eab1056031"
 "checksum spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
 "checksum stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "dba1a27d3efae4351c8051072d619e3ade2820635c3958d826bfea39d59b54c8"
 "checksum state 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7345c971d1ef21ffdbd103a75990a15eb03604fc8b8852ca8cb418ee1a099028"
+"checksum static_assertions 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "7f3eb36b47e512f8f1c9e3d10c2c1965bc992bd9cdb024fa581e2194501c83d3"
 "checksum string 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d24114bfcceb867ca7f71a0d3fe45d45619ec47a6fbfa98cb14e14250bfa5d6d"
 "checksum string_cache 0.7.5 (registry+https://github.com/rust-lang/crates.io-index)" = "89c058a82f9fd69b1becf8c274f412281038877c553182f1d02eb027045a2d67"
 "checksum string_cache_codegen 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)" = "f0f45ed1b65bf9a4bf2f7b7dc59212d1926e9eaf00fa998988e420fd124467c6"
@@ -3026,7 +3055,7 @@ dependencies = [
 "checksum syn 0.13.11 (registry+https://github.com/rust-lang/crates.io-index)" = "14f9bf6292f3a61d2c716723fdb789a41bbe104168e6f496dc6497e531ea1b9b"
 "checksum syn 0.15.44 (registry+https://github.com/rust-lang/crates.io-index)" = "9ca4b3b69a77cbe1ffc9e198781b7acb0c7365a883670e8f1c1bc66fba79a5c5"
 "checksum syn 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)" = "0e7bedb3320d0f3035594b0b723c8a28d7d336a3eda3881db79e61d676fb644c"
-"checksum synstructure 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3f085a5855930c0441ca1288cf044ea4aecf4f43a91668abdb870b4ba546a203"
+"checksum synstructure 0.12.2 (registry+https://github.com/rust-lang/crates.io-index)" = "575be94ccb86e8da37efb894a87e2b660be299b41d8ef347f9d6d79fbe61b1ba"
 "checksum syslog 4.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "a0641142b4081d3d44beffa4eefd7346a228cdf91ed70186db2ca2cef762d327"
 "checksum tempfile 3.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7a6e24d9338a0a5be79593e2fa15a648add6138caa803e2d5bc782c371732ca9"
 "checksum tendril 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "707feda9f2582d5d680d733e38755547a3e8fb471e7ba11452ecfd9ce93a5d3b"
diff --git a/Cargo.toml b/Cargo.toml
index a30cd0b..6fa3fb3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -119,3 +119,7 @@ rmp = { git = 'https://github.com/3Hren/msgpack-rust', rev = 'd6c6c672e470341207
 # Use newest ring
 rocket = { git = 'https://github.com/SergioBenitez/Rocket', rev = 'b95b6765e1cc8be7c1e7eaef8a9d9ad940b0ac13' }
 rocket_contrib = { git = 'https://github.com/SergioBenitez/Rocket', rev = 'b95b6765e1cc8be7c1e7eaef8a9d9ad940b0ac13' }
+
+# Use git version for timeout fix #706
+lettre = { git = 'https://github.com/lettre/lettre', rev = '24d694db3be017d82b1cdc8bf9da601420b31bb0' }
+lettre_email = { git = 'https://github.com/lettre/lettre', rev = '24d694db3be017d82b1cdc8bf9da601420b31bb0' }