diff --git a/yarn.lock b/yarn.lock
index cd011a4..60cb1de 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -500,7 +500,7 @@ async-throttle@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/async-throttle/-/async-throttle-1.1.0.tgz#229e7f3fa7a2a797e86f360e6309a08224d4fa7a"
 
-async@^1.4.0, async@^1.5.2:
+async@^1.5.2:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
@@ -1281,7 +1281,7 @@ big.js@^3.1.3:
 
 bin-build@^2.0.0:
   version "2.2.0"
-  resolved "http://registry.npmjs.org/bin-build/-/bin-build-2.2.0.tgz#11f8dd61f70ffcfa2bdcaa5b46f5e8fedd4221cc"
+  resolved "https://registry.npmjs.org/bin-build/-/bin-build-2.2.0.tgz#11f8dd61f70ffcfa2bdcaa5b46f5e8fedd4221cc"
   dependencies:
     archive-type "^3.0.1"
     decompress "^3.0.0"
@@ -1316,7 +1316,7 @@ bin-check@^4.1.0:
 
 bin-version-check@^2.1.0:
   version "2.1.0"
-  resolved "http://registry.npmjs.org/bin-version-check/-/bin-version-check-2.1.0.tgz#e4e5df290b9069f7d111324031efc13fdd11a5b0"
+  resolved "https://registry.npmjs.org/bin-version-check/-/bin-version-check-2.1.0.tgz#e4e5df290b9069f7d111324031efc13fdd11a5b0"
   dependencies:
     bin-version "^1.0.0"
     minimist "^1.1.0"
@@ -1333,7 +1333,7 @@ bin-version-check@^4.0.0:
 
 bin-version@^1.0.0:
   version "1.0.4"
-  resolved "http://registry.npmjs.org/bin-version/-/bin-version-1.0.4.tgz#9eb498ee6fd76f7ab9a7c160436f89579435d78e"
+  resolved "https://registry.npmjs.org/bin-version/-/bin-version-1.0.4.tgz#9eb498ee6fd76f7ab9a7c160436f89579435d78e"
   dependencies:
     find-versions "^1.0.0"
 
@@ -1346,7 +1346,7 @@ bin-version@^3.0.0:
 
 bin-wrapper@^3.0.0:
   version "3.0.2"
-  resolved "http://registry.npmjs.org/bin-wrapper/-/bin-wrapper-3.0.2.tgz#67d3306262e4b1a5f2f88ee23464f6a655677aeb"
+  resolved "https://registry.npmjs.org/bin-wrapper/-/bin-wrapper-3.0.2.tgz#67d3306262e4b1a5f2f88ee23464f6a655677aeb"
   dependencies:
     bin-check "^2.0.0"
     bin-version-check "^2.1.0"
@@ -1372,7 +1372,7 @@ binary-extensions@^1.0.0:
 
 bl@^1.0.0:
   version "1.2.2"
-  resolved "http://registry.npmjs.org/bl/-/bl-1.2.2.tgz#a160911717103c07410cef63ef51b397c025af9c"
+  resolved "https://registry.npmjs.org/bl/-/bl-1.2.2.tgz#a160911717103c07410cef63ef51b397c025af9c"
   dependencies:
     readable-stream "^2.3.5"
     safe-buffer "^5.1.1"
@@ -1608,7 +1608,7 @@ buffer-xor@^1.0.3:
 
 buffer@^3.0.1:
   version "3.6.0"
-  resolved "http://registry.npmjs.org/buffer/-/buffer-3.6.0.tgz#a72c936f77b96bf52f5f7e7b467180628551defb"
+  resolved "https://registry.npmjs.org/buffer/-/buffer-3.6.0.tgz#a72c936f77b96bf52f5f7e7b467180628551defb"
   dependencies:
     base64-js "0.0.8"
     ieee754 "^1.1.4"
@@ -2053,7 +2053,7 @@ commander@2.16.x, commander@^2.11.0, commander@~2.16.0:
 
 commander@~2.8.1:
   version "2.8.1"
-  resolved "http://registry.npmjs.org/commander/-/commander-2.8.1.tgz#06be367febfda0c330aa1e2a072d3dc9762425d4"
+  resolved "https://registry.npmjs.org/commander/-/commander-2.8.1.tgz#06be367febfda0c330aa1e2a072d3dc9762425d4"
   dependencies:
     graceful-readlink ">= 1.0.0"
 
@@ -3687,7 +3687,7 @@ file-type@5.2.0, file-type@^5.2.0:
 
 file-type@^3.1.0, file-type@^3.8.0:
   version "3.9.0"
-  resolved "http://registry.npmjs.org/file-type/-/file-type-3.9.0.tgz#257a078384d1db8087bc449d107d52a52672b9e9"
+  resolved "https://registry.npmjs.org/file-type/-/file-type-3.9.0.tgz#257a078384d1db8087bc449d107d52a52672b9e9"
 
 file-type@^4.2.0:
   version "4.4.0"
@@ -3808,7 +3808,7 @@ find-up@^3.0.0:
 
 find-versions@^1.0.0:
   version "1.2.1"
-  resolved "http://registry.npmjs.org/find-versions/-/find-versions-1.2.1.tgz#cbde9f12e38575a0af1be1b9a2c5d5fd8f186b62"
+  resolved "https://registry.npmjs.org/find-versions/-/find-versions-1.2.1.tgz#cbde9f12e38575a0af1be1b9a2c5d5fd8f186b62"
   dependencies:
     array-uniq "^1.0.0"
     get-stdin "^4.0.1"
@@ -4015,7 +4015,7 @@ get-stream@3.0.0, get-stream@^3.0.0:
 
 get-stream@^2.2.0:
   version "2.3.1"
-  resolved "http://registry.npmjs.org/get-stream/-/get-stream-2.3.1.tgz#5f38f93f346009666ee0150a054167f91bdd95de"
+  resolved "https://registry.npmjs.org/get-stream/-/get-stream-2.3.1.tgz#5f38f93f346009666ee0150a054167f91bdd95de"
   dependencies:
     object-assign "^4.0.1"
     pinkie-promise "^2.0.0"
@@ -4038,7 +4038,7 @@ getpass@^0.1.1:
 
 gifsicle@^3.0.0:
   version "3.0.4"
-  resolved "http://registry.npmjs.org/gifsicle/-/gifsicle-3.0.4.tgz#f45cb5ed10165b665dc929e0e9328b6c821dfa3b"
+  resolved "https://registry.npmjs.org/gifsicle/-/gifsicle-3.0.4.tgz#f45cb5ed10165b665dc929e0e9328b6c821dfa3b"
   dependencies:
     bin-build "^2.0.0"
     bin-wrapper "^3.0.0"
@@ -4167,7 +4167,7 @@ globby@^6.1.0:
 
 globby@^8.0.0, globby@^8.0.1:
   version "8.0.1"
-  resolved "http://registry.npmjs.org/globby/-/globby-8.0.1.tgz#b5ad48b8aa80b35b814fc1281ecc851f1d2b5b50"
+  resolved "https://registry.npmjs.org/globby/-/globby-8.0.1.tgz#b5ad48b8aa80b35b814fc1281ecc851f1d2b5b50"
   dependencies:
     array-union "^1.0.1"
     dir-glob "^2.0.0"
@@ -4203,7 +4203,7 @@ gonzales-pe@^4.2.3:
 
 got@^5.0.0:
   version "5.7.1"
-  resolved "http://registry.npmjs.org/got/-/got-5.7.1.tgz#5f81635a61e4a6589f180569ea4e381680a51f35"
+  resolved "https://registry.npmjs.org/got/-/got-5.7.1.tgz#5f81635a61e4a6589f180569ea4e381680a51f35"
   dependencies:
     create-error-class "^3.0.1"
     duplexer2 "^0.1.4"
@@ -4357,14 +4357,15 @@ handle-thing@^2.0.0:
   resolved "https://registry.yarnpkg.com/handle-thing/-/handle-thing-2.0.0.tgz#0e039695ff50c93fc288557d696f3c1dc6776754"
 
 handlebars@^4.0.3:
-  version "4.0.11"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.0.11.tgz#630a35dfe0294bc281edae6ffc5d329fc7982dcc"
+  version "4.7.6"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.6.tgz#d4c05c1baf90e9945f77aa68a7a219aa4a7df74e"
   dependencies:
-    async "^1.4.0"
-    optimist "^0.6.1"
-    source-map "^0.4.4"
+    minimist "^1.2.5"
+    neo-async "^2.6.0"
+    source-map "^0.6.1"
+    wordwrap "^1.0.0"
   optionalDependencies:
-    uglify-js "^2.6"
+    uglify-js "^3.1.4"
 
 har-schema@^1.0.5:
   version "1.0.5"
@@ -4721,7 +4722,7 @@ imagemin-gifsicle@^5.1.0:
 
 imagemin-jpegtran@^5.0.2:
   version "5.0.2"
-  resolved "http://registry.npmjs.org/imagemin-jpegtran/-/imagemin-jpegtran-5.0.2.tgz#e6882263b8f7916fddb800640cf75d2e970d2ad6"
+  resolved "https://registry.npmjs.org/imagemin-jpegtran/-/imagemin-jpegtran-5.0.2.tgz#e6882263b8f7916fddb800640cf75d2e970d2ad6"
   dependencies:
     exec-buffer "^3.0.0"
     is-jpg "^1.0.0"
@@ -4729,7 +4730,7 @@ imagemin-jpegtran@^5.0.2:
 
 imagemin-optipng@^5.1.0:
   version "5.2.1"
-  resolved "http://registry.npmjs.org/imagemin-optipng/-/imagemin-optipng-5.2.1.tgz#d22da412c09f5ff00a4339960b98a88b1dbe8695"
+  resolved "https://registry.npmjs.org/imagemin-optipng/-/imagemin-optipng-5.2.1.tgz#d22da412c09f5ff00a4339960b98a88b1dbe8695"
   dependencies:
     exec-buffer "^3.0.0"
     is-png "^1.0.0"
@@ -4879,7 +4880,7 @@ interpret@^1.0.0:
 
 into-stream@^3.1.0:
   version "3.1.0"
-  resolved "http://registry.npmjs.org/into-stream/-/into-stream-3.1.0.tgz#96fb0a936c12babd6ff1752a17d05616abd094c6"
+  resolved "https://registry.npmjs.org/into-stream/-/into-stream-3.1.0.tgz#96fb0a936c12babd6ff1752a17d05616abd094c6"
   dependencies:
     from2 "^2.1.1"
     p-is-promise "^1.1.0"
@@ -5071,7 +5072,7 @@ is-fullwidth-code-point@^2.0.0:
 
 is-gif@^1.0.0:
   version "1.0.0"
-  resolved "http://registry.npmjs.org/is-gif/-/is-gif-1.0.0.tgz#a6d2ae98893007bffa97a1d8c01d63205832097e"
+  resolved "https://registry.npmjs.org/is-gif/-/is-gif-1.0.0.tgz#a6d2ae98893007bffa97a1d8c01d63205832097e"
 
 is-glob@^2.0.0, is-glob@^2.0.1:
   version "2.0.1"
@@ -5609,7 +5610,7 @@ jest@20.0.4:
 
 jpegtran-bin@^3.0.0:
   version "3.2.0"
-  resolved "http://registry.npmjs.org/jpegtran-bin/-/jpegtran-bin-3.2.0.tgz#f60ecf4ae999c0bdad2e9fbcdf2b6f0981e7a29b"
+  resolved "https://registry.npmjs.org/jpegtran-bin/-/jpegtran-bin-3.2.0.tgz#f60ecf4ae999c0bdad2e9fbcdf2b6f0981e7a29b"
   dependencies:
     bin-build "^2.0.0"
     bin-wrapper "^3.0.0"
@@ -5816,7 +5817,7 @@ lazy-cache@^1.0.3:
 
 lazy-req@^1.0.0:
   version "1.1.0"
-  resolved "http://registry.npmjs.org/lazy-req/-/lazy-req-1.1.0.tgz#bdaebead30f8d824039ce0ce149d4daa07ba1fac"
+  resolved "https://registry.npmjs.org/lazy-req/-/lazy-req-1.1.0.tgz#bdaebead30f8d824039ce0ce149d4daa07ba1fac"
 
 lazystream@^1.0.0:
   version "1.0.0"
@@ -6400,15 +6401,11 @@ minimist@0.0.8:
 
 minimist@1.1.x:
   version "1.1.3"
-  resolved "http://registry.npmjs.org/minimist/-/minimist-1.1.3.tgz#3bedfd91a92d39016fcfaa1c681e8faa1a1efda8"
-
-minimist@^1.1.0, minimist@^1.1.1, minimist@^1.1.3, minimist@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
+  resolved "https://registry.npmjs.org/minimist/-/minimist-1.1.3.tgz#3bedfd91a92d39016fcfaa1c681e8faa1a1efda8"
 
-minimist@~0.0.1:
-  version "0.0.10"
-  resolved "https://registry.yarnpkg.com/minimist/-/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
+minimist@^1.1.0, minimist@^1.1.1, minimist@^1.1.3, minimist@^1.2.0, minimist@^1.2.5:
+  version "1.2.5"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.5.tgz#67d66014b66a6a8aaa0c083c5fd58df4e4e97602"
 
 minipass@^2.2.1, minipass@^2.3.3:
   version "2.3.3"
@@ -6516,9 +6513,9 @@ negotiator@0.6.2:
   version "0.6.2"
   resolved "https://registry.yarnpkg.com/negotiator/-/negotiator-0.6.2.tgz#feacf7ccf525a77ae9634436a64883ffeca346fb"
 
-neo-async@^2.5.0:
-  version "2.5.1"
-  resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.5.1.tgz#acb909e327b1e87ec9ef15f41b8a269512ad41ee"
+neo-async@^2.5.0, neo-async@^2.6.0:
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.6.2.tgz#b4aafb93e3aeb2d8174ca53cf163ab7d7308305f"
 
 next-tick@1:
   version "1.0.0"
@@ -6650,7 +6647,7 @@ node-sass@^4.9.2:
 
 node-status-codes@^1.0.0:
   version "1.0.0"
-  resolved "http://registry.npmjs.org/node-status-codes/-/node-status-codes-1.0.0.tgz#5ae5541d024645d32a58fcddc9ceecea7ae3ac2f"
+  resolved "https://registry.npmjs.org/node-status-codes/-/node-status-codes-1.0.0.tgz#5ae5541d024645d32a58fcddc9ceecea7ae3ac2f"
 
 "nopt@2 || 3":
   version "3.0.6"
@@ -6859,7 +6856,7 @@ once@^1.3.0, once@^1.3.1, once@^1.4.0:
 
 onetime@^1.0.0:
   version "1.1.0"
-  resolved "http://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz#a1f7838f8314c516f05ecefcbc4ccfe04b4ed789"
+  resolved "https://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz#a1f7838f8314c516f05ecefcbc4ccfe04b4ed789"
 
 onetime@^2.0.0:
   version "2.0.1"
@@ -6879,13 +6876,6 @@ opn@^5.1.0:
   dependencies:
     is-wsl "^1.1.0"
 
-optimist@^0.6.1:
-  version "0.6.1"
-  resolved "https://registry.yarnpkg.com/optimist/-/optimist-0.6.1.tgz#da3ea74686fa21a19a111c326e90eb15a0196686"
-  dependencies:
-    minimist "~0.0.1"
-    wordwrap "~0.0.2"
-
 optionator@^0.8.1, optionator@^0.8.2:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/optionator/-/optionator-0.8.2.tgz#364c5e409d3f4d6301d6c0b4c05bba50180aeb64"
@@ -6981,7 +6971,7 @@ p-cancelable@^0.3.0:
 
 p-cancelable@^0.4.0:
   version "0.4.1"
-  resolved "http://registry.npmjs.org/p-cancelable/-/p-cancelable-0.4.1.tgz#35f363d67d52081c8d9585e37bcceb7e0bbcb2a0"
+  resolved "https://registry.npmjs.org/p-cancelable/-/p-cancelable-0.4.1.tgz#35f363d67d52081c8d9585e37bcceb7e0bbcb2a0"
 
 p-defer@^1.0.0:
   version "1.0.0"
@@ -7005,7 +6995,7 @@ p-finally@^1.0.0:
 
 p-is-promise@^1.1.0:
   version "1.1.0"
-  resolved "http://registry.npmjs.org/p-is-promise/-/p-is-promise-1.1.0.tgz#9c9456989e9f6588017b0434d56097675c3da05e"
+  resolved "https://registry.npmjs.org/p-is-promise/-/p-is-promise-1.1.0.tgz#9c9456989e9f6588017b0434d56097675c3da05e"
 
 p-is-promise@^2.0.0:
   version "2.1.0"
@@ -7834,7 +7824,7 @@ query-string@^4.1.0:
 
 query-string@^5.0.1:
   version "5.1.1"
-  resolved "http://registry.npmjs.org/query-string/-/query-string-5.1.1.tgz#a78c012b71c17e05f2e3fa2319dd330682efb3cb"
+  resolved "https://registry.npmjs.org/query-string/-/query-string-5.1.1.tgz#a78c012b71c17e05f2e3fa2319dd330682efb3cb"
   dependencies:
     decode-uri-component "^0.2.0"
     object-assign "^4.1.0"
@@ -8064,7 +8054,7 @@ readable-stream@^3.0.6:
 
 readable-stream@~1.1.9:
   version "1.1.14"
-  resolved "http://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz#7cf4c54ef648e3813084c636dd2079e166c081d9"
+  resolved "https://registry.npmjs.org/readable-stream/-/readable-stream-1.1.14.tgz#7cf4c54ef648e3813084c636dd2079e166c081d9"
   dependencies:
     core-util-is "~1.0.0"
     inherits "~2.0.1"
@@ -8556,7 +8546,7 @@ semver-truncate@^1.0.0, semver-truncate@^1.1.2:
 
 semver@^4.0.3:
   version "4.3.6"
-  resolved "http://registry.npmjs.org/semver/-/semver-4.3.6.tgz#300bc6e0e86374f7ba61068b5b1ecd57fc6532da"
+  resolved "https://registry.npmjs.org/semver/-/semver-4.3.6.tgz#300bc6e0e86374f7ba61068b5b1ecd57fc6532da"
 
 semver@~5.3.0:
   version "5.3.0"
@@ -8807,7 +8797,7 @@ source-map@0.5.x, source-map@^0.5.0, source-map@^0.5.3, source-map@^0.5.6, sourc
   version "0.5.7"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.5.7.tgz#8a039d2d1021d22d1ea14c80d8ea468ba2ef3fcc"
 
-source-map@^0.4.2, source-map@^0.4.4:
+source-map@^0.4.2:
   version "0.4.4"
   resolved "https://registry.yarnpkg.com/source-map/-/source-map-0.4.4.tgz#eba4f5da9c0dc999de68032d8b4f76173652036b"
   dependencies:
@@ -9037,7 +9027,7 @@ strip-bom@^2.0.0:
 
 strip-dirs@^1.0.0:
   version "1.1.1"
-  resolved "http://registry.npmjs.org/strip-dirs/-/strip-dirs-1.1.1.tgz#960bbd1287844f3975a4558aa103a8255e2456a0"
+  resolved "https://registry.npmjs.org/strip-dirs/-/strip-dirs-1.1.1.tgz#960bbd1287844f3975a4558aa103a8255e2456a0"
   dependencies:
     chalk "^1.0.0"
     get-stdin "^4.0.1"
@@ -9370,7 +9360,7 @@ through2-filter@^2.0.0:
 
 through2@^0.6.0, through2@^0.6.1:
   version "0.6.5"
-  resolved "http://registry.npmjs.org/through2/-/through2-0.6.5.tgz#41ab9c67b29d57209071410e1d7a7a968cd3ad48"
+  resolved "https://registry.npmjs.org/through2/-/through2-0.6.5.tgz#41ab9c67b29d57209071410e1d7a7a968cd3ad48"
   dependencies:
     readable-stream ">=1.0.33-1 <1.1.0-0"
     xtend ">=4.0.0 <4.1.0-0"
@@ -9569,7 +9559,7 @@ uglify-js@3.4.x, uglify-js@^3.0.13:
     commander "~2.16.0"
     source-map "~0.6.1"
 
-uglify-js@^2.6, uglify-js@^2.8.29:
+uglify-js@^2.8.29:
   version "2.8.29"
   resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-2.8.29.tgz#29c5733148057bb4e1f75df35b7a9cb72e6a59dd"
   dependencies:
@@ -9578,6 +9568,10 @@ uglify-js@^2.6, uglify-js@^2.8.29:
   optionalDependencies:
     uglify-to-browserify "~1.0.0"
 
+uglify-js@^3.1.4:
+  version "3.10.3"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.10.3.tgz#f0d2f99736c14de46d2d24649ba328be3e71c3bf"
+
 uglify-to-browserify@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz#6e0924d6bda6b5afe349e39a6d632850a0f882b7"
@@ -10166,11 +10160,7 @@ wordwrap@0.0.2:
   version "0.0.2"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.2.tgz#b79669bb42ecb409f83d583cad52ca17eaa1643f"
 
-wordwrap@~0.0.2:
-  version "0.0.3"
-  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
-
-wordwrap@~1.0.0:
+wordwrap@^1.0.0, wordwrap@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"