diff --git a/Cargo.lock b/Cargo.lock
index d444e82..25ef1d0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -786,7 +786,7 @@ dependencies = [
  "number_prefix 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "openssl-probe 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "reqwest 0.9.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "ructe 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ructe 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.93 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_derive 1.0.97 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.40 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -945,6 +945,18 @@ name = "lazy_static"
 version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "lexical-core"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ryu 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "stackvector 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "static_assertions 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "libc"
 version = "0.2.58"
@@ -1194,9 +1206,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "nom"
-version = "4.2.3"
+version = "5.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
+ "lexical-core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1611,15 +1624,14 @@ dependencies = [
 
 [[package]]
 name = "ructe"
-version = "0.6.4"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "bytecount 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "md5 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "nom 4.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "nom 5.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1645,6 +1657,11 @@ dependencies = [
  "stb_truetype 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "ryu"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "ryu"
 version = "1.0.0"
@@ -1819,6 +1836,20 @@ name = "stable_deref_trait"
 version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "stackvector"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "static_assertions"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "stb_truetype"
 version = "0.2.6"
@@ -2483,6 +2514,7 @@ dependencies = [
 "checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
 "checksum language-tags 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a91d884b6667cd606bb5a69aa0c99ba811a115fc68915e7056ec08a46e93199a"
 "checksum lazy_static 1.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bc5729f27f159ddd61f4df6228e827e86643d4d3e7c32183cb30a1c08f604a14"
+"checksum lexical-core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "3f8673fab7063c2cac37d299c8a1a7beb720e78f71500098e4a3c137fdf025bf"
 "checksum libc 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)" = "6281b86796ba5e4366000be6e9e18bf35580adf9e63fbe2294aadb587613a319"
 "checksum libgit2-sys 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3cdc869f847995243b84e2f10226fe70afdd9f989c6fc4500d1ff53dd21cf43b"
 "checksum libssh2-sys 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "126a1f4078368b163bfdee65fbab072af08a1b374a5551b21e87ade27b1fbf9d"
@@ -2509,7 +2541,7 @@ dependencies = [
 "checksum native-tls 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "4b2df1a4c22fd44a62147fd8f13dd0f95c9d8ca7b2610299b2a2f9cf8964274e"
 "checksum net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)" = "42550d9fb7b6684a6d404d9fa7250c2eb2646df731d1c06afc06dcee9e1bcf88"
 "checksum nodrop 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)" = "2f9667ddcc6cc8a43afc9b7917599d7216aa09c463919ea32c59ed6cac8bc945"
-"checksum nom 4.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2ad2a91a8e869eeb30b9cb3119ae87773a8f4ae617f41b1eb9c154b2905f7bd6"
+"checksum nom 5.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e9761d859320e381010a4f7f8ed425f2c924de33ad121ace447367c713ad561b"
 "checksum num-integer 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)" = "b85e541ef8255f6cf42bbfe4ef361305c6c135d10919ecc26126c4e5ae94bc09"
 "checksum num-traits 0.1.43 (registry+https://github.com/rust-lang/crates.io-index)" = "92e5113e9fd4cc14ded8e499429f396a20f98c772a47cc8622a736e1ec843c31"
 "checksum num-traits 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "6ba9a427cfca2be13aa6f6403b0b7e7368fe982bfa16fccc450ce74c46cd9b32"
@@ -2554,10 +2586,11 @@ dependencies = [
 "checksum remove_dir_all 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "3488ba1b9a2084d38645c4c08276a1752dcbf2c7130d74f1569681ad5d2799c5"
 "checksum reqwest 0.9.17 (registry+https://github.com/rust-lang/crates.io-index)" = "e57803405f8ea0eb041c1567dac36127e0c8caa1251c843cb03d43fd767b3d50"
 "checksum resolv-conf 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b263b4aa1b5de9ffc0054a2386f96992058bb6870aab516f8cdeb8a667d56dcb"
-"checksum ructe 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)" = "f061e6ed7558decb33975c99189116a71c78620047763fbe50429f87d3e69694"
+"checksum ructe 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1c1e42cc0772d11028ce8dc4ae537964b006bc4e2ba7ebfeb33143c4a4212d76"
 "checksum rustc-demangle 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)" = "a7f4dccf6f4891ebcc0c39f9b6eb1a83b9bf5d747cb439ec6fba4f3b977038af"
 "checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 "checksum rusttype 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "11ff03da02f6d340bbee5ec55eed03ff9abd6ea013b93bc7c35973cc28f65999"
+"checksum ryu 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "b96a9549dc8d48f2c283938303c4b5a77aa29bfbc5b54b084fb1630408899a8f"
 "checksum ryu 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c92464b447c0ee8c4fb3824ecc8383b81717b9f1e74ba2e72540aef7b9f82997"
 "checksum safemem 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8dca453248a96cb0749e36ccdfe2b0b4e54a61bfef89fb97ec621eb8e0a93dd9"
 "checksum schannel 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)" = "f2f6abf258d99c3c1c5c2131d99d064e94b7b3dd5f416483057f308fea253339"
@@ -2581,6 +2614,8 @@ dependencies = [
 "checksum smallvec 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)" = "ab606a9c5e214920bb66c458cd7be8ef094f813f20fe77a54cc7dbfff220d4b7"
 "checksum socket2 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "4e626972d3593207547f14bf5fc9efa4d0e7283deb73fef1dff313dae9ab8878"
 "checksum stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "dba1a27d3efae4351c8051072d619e3ade2820635c3958d826bfea39d59b54c8"
+"checksum stackvector 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "1c4725650978235083241fab0fdc8e694c3de37821524e7534a1a9061d1068af"
+"checksum static_assertions 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "c19be23126415861cb3a23e501d34a708f7f9b2183c5252d690941c2e69199d5"
 "checksum stb_truetype 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)" = "69b7df505db8e81d54ff8be4693421e5b543e08214bd8d99eb761fcb4d5668ba"
 "checksum string 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d0bbfb8937e38e34c3444ff00afb28b0811d9554f15c5ad64d12b0308d1d1995"
 "checksum strsim 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
diff --git a/Cargo.toml b/Cargo.toml
index 5e7a858..3ab3309 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -23,5 +23,5 @@ serde_json = "1.0.40"
 structopt = "0.2.18"
 
 [build-dependencies]
-ructe = "0.6.4"
+ructe = "0.7.0"
 vergen = "3.0.4"