diff --git a/yarn.lock b/yarn.lock
index 65bd332..0bf5c77 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -503,15 +503,10 @@ core-js@^2.4.0, core-js@^2.5.0:
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.5.7.tgz#f972608ff0cead68b841a16a932d0b183791814e"
   integrity sha512-RszJCAxg/PP6uzXVXL6BsxSXx/B05oJAQ2vkJRjyjrEcNVycaqOmNb5OTxZPE3xa5gwZduqza6L9JOCenh/Ecw==
 
-core-js@~2.3.0:
-  version "2.3.0"
-  resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.3.0.tgz#fab83fbb0b2d8dc85fa636c4b9d34c75420c6d65"
-  integrity sha1-+rg/uwstjchfpjbEudNMdUIMbWU=
-
 core-util-is@~1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
-  integrity sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.3.tgz#a6042d3634c2b27e9328f837b965fac83808db85"
+  integrity sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ==
 
 cors@^2.8.4:
   version "2.8.4"
@@ -703,11 +698,6 @@ es6-promise@^4.0.3:
   resolved "https://registry.yarnpkg.com/es6-promise/-/es6-promise-4.2.5.tgz#da6d0d5692efb461e082c14817fe2427d8f5d054"
   integrity sha512-n6wvpdE43VFtJq+lUDYDBFUwV8TZbuGXLV4D6wKafg13ldznKsyEvatubnmUe31zcvelSzOHF+XbaT+Bl9ObDg==
 
-es6-promise@~3.0.2:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/es6-promise/-/es6-promise-3.0.2.tgz#010d5858423a5f118979665f46486a95c6ee2bb6"
-  integrity sha1-AQ1YWEI6XxGJeWZfRkhqlcbuK7Y=
-
 es6-promisify@^5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/es6-promisify/-/es6-promisify-5.0.0.tgz#5109d62f3e56ea967c4b63505aef08291c8a5203"
@@ -1123,7 +1113,7 @@ ieee754@^1.1.4:
 immediate@~3.0.5:
   version "3.0.6"
   resolved "https://registry.yarnpkg.com/immediate/-/immediate-3.0.6.tgz#9db1dbd0faf8de6fbe0f5dd5e56bb606280de69b"
-  integrity sha1-nbHb0Pr43m++D13V5Wu2BigN5ps=
+  integrity sha512-XXOFtyqDjNDAQxVfYxuF7g9Il/IbWmmlQg2MYKOH8ExIT1qg6xc4zyS3HaEEATgs1btfzxq15ciUiY7gjSXRGQ==
 
 import-lazy@^2.1.0:
   version "2.1.0"
@@ -1143,11 +1133,16 @@ inflight@^1.0.4:
     once "^1.3.0"
     wrappy "1"
 
-inherits@2, inherits@2.0.3, inherits@^2.0.3, inherits@~2.0.1, inherits@~2.0.3:
+inherits@2, inherits@2.0.3, inherits@^2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
   integrity sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=
 
+inherits@~2.0.3:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
+  integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
+
 ini@^1.3.4, ini@~1.3.0:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/ini/-/ini-1.3.5.tgz#eee25f56db1c9ec6085e0c22778083f596abf927"
@@ -1265,7 +1260,7 @@ is-wsl@^1.1.0:
 isarray@^1.0.0, isarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
-  integrity sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=
+  integrity sha512-VLghIWNM6ELQzo7zwmcg0NmTVyWKYjvIeM83yjp0wRDTmUnrM678fQbcKBo6n2CJEF0szoG//ytg+TKla89ALQ==
 
 isexe@^2.0.0:
   version "2.0.0"
@@ -1339,15 +1334,14 @@ jsonfile@^4.0.0:
     graceful-fs "^4.1.6"
 
 jszip@^3.1.0:
-  version "3.1.5"
-  resolved "https://registry.yarnpkg.com/jszip/-/jszip-3.1.5.tgz#e3c2a6c6d706ac6e603314036d43cd40beefdf37"
-  integrity sha512-5W8NUaFRFRqTOL7ZDDrx5qWHJyBXy6velVudIzQUSoqAAYqzSh2Z7/m0Rf1QbmQJccegD0r+YZxBjzqoBiEeJQ==
+  version "3.10.1"
+  resolved "https://registry.yarnpkg.com/jszip/-/jszip-3.10.1.tgz#34aee70eb18ea1faec2f589208a157d1feb091c2"
+  integrity sha512-xXDvecyTpGLrqFrvkrUSoxxfJI5AH7U8zxxtVclpsUtMCq4JQ290LY8AW5c7Ggnr/Y/oK+bQMbqK2qmtk3pN4g==
   dependencies:
-    core-js "~2.3.0"
-    es6-promise "~3.0.2"
-    lie "~3.1.0"
+    lie "~3.3.0"
     pako "~1.0.2"
-    readable-stream "~2.0.6"
+    readable-stream "~2.3.6"
+    setimmediate "^1.0.5"
 
 jwt-decode@^2.2.0:
   version "2.2.0"
@@ -1375,10 +1369,10 @@ lazystream@^1.0.0:
   dependencies:
     readable-stream "^2.0.5"
 
-lie@~3.1.0:
-  version "3.1.1"
-  resolved "https://registry.yarnpkg.com/lie/-/lie-3.1.1.tgz#9a436b2cc7746ca59de7a41fa469b3efb76bd87e"
-  integrity sha1-mkNrLMd0bKWd56QfpGmz77dr2H4=
+lie@~3.3.0:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/lie/-/lie-3.3.0.tgz#dcf82dee545f46074daf200c7c1c5a08e0f40f6a"
+  integrity sha512-UaiMJzeWRlEujzAuw5LokY1L5ecNQYZKfmyZ9L7wDHb/p5etKaxXhohBcrw0EYby+G/NA52vRSN4N39dxHAIwQ==
   dependencies:
     immediate "~3.0.5"
 
@@ -1659,9 +1653,9 @@ package-json@^4.0.0:
     semver "^5.1.0"
 
 pako@~1.0.2:
-  version "1.0.6"
-  resolved "https://registry.yarnpkg.com/pako/-/pako-1.0.6.tgz#0101211baa70c4bca4a0f63f2206e97b7dfaf258"
-  integrity sha512-lQe48YPsMJAig+yngZ87Lus+NF+3mtu7DVOBu6b/gHO1YpKwIj5AWjZ/TOS7i46HD/UixzWb1zeWDZfGZ3iYcg==
+  version "1.0.11"
+  resolved "https://registry.yarnpkg.com/pako/-/pako-1.0.11.tgz#6c9599d340d54dfd3946380252a35705a6b992bf"
+  integrity sha512-4hLB8Py4zZce5s4yd9XzopqwVv/yGNhV1Bl8NTmCq1763HeK2+EwVTv+leGeL13Dnh2wfbqowVPXCIO0z4taYw==
 
 parseurl@~1.3.2:
   version "1.3.2"
@@ -1728,15 +1722,10 @@ prepend-http@^1.0.1:
   resolved "https://registry.yarnpkg.com/prepend-http/-/prepend-http-1.0.4.tgz#d4f4562b0ce3696e41ac52d0e002e57a635dc6dc"
   integrity sha1-1PRWKwzjaW5BrFLQ4ALlemNdxtw=
 
-process-nextick-args@~1.0.6:
-  version "1.0.7"
-  resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-1.0.7.tgz#150e20b756590ad3f91093f25a4f2ad8bff30ba3"
-  integrity sha1-FQ4gt1ZZCtP5EJPyWk8q2L/zC6M=
-
 process-nextick-args@~2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-2.0.0.tgz#a37d732f4271b4ab1ad070d35508e8290788ffaa"
-  integrity sha512-MtEC1TqN0EU5nephaJ4rAtThHtC86dNN9qCuEhtshvpVBkAW5ZO7BASN9REnF9eoXGcRub+pFuKEpOHE+HbEMw==
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-2.0.1.tgz#7820d9b16120cc55ca9ae7792680ae7dba6d7fe2"
+  integrity sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==
 
 promise-queue@^2.2.3:
   version "2.2.5"
@@ -1822,10 +1811,10 @@ rc@^1.0.1, rc@^1.1.6:
     minimist "^1.2.0"
     strip-json-comments "~2.0.1"
 
-readable-stream@^2.0.0, readable-stream@^2.0.5, readable-stream@^2.0.6, readable-stream@^2.2.2, readable-stream@^2.3.0, readable-stream@^2.3.5:
-  version "2.3.6"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.6.tgz#b11c27d88b8ff1fbe070643cf94b0c79ae1b0aaf"
-  integrity sha512-tQtKA9WIAhBF3+VLAseyMqZeBjW0AHJoxOtYqSUZNJxauErmLbVm2FW1y+J/YA9dUrAC39ITejlZWhVIwawkKw==
+readable-stream@^2.0.0, readable-stream@^2.0.5, readable-stream@^2.0.6, readable-stream@^2.2.2, readable-stream@^2.3.0, readable-stream@^2.3.5, readable-stream@~2.3.6:
+  version "2.3.7"
+  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.7.tgz#1eca1cf711aef814c04f62252a36a62f6cb23b57"
+  integrity sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==
   dependencies:
     core-util-is "~1.0.0"
     inherits "~2.0.3"
@@ -1835,18 +1824,6 @@ readable-stream@^2.0.0, readable-stream@^2.0.5, readable-stream@^2.0.6, readable
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
-readable-stream@~2.0.6:
-  version "2.0.6"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.0.6.tgz#8f90341e68a53ccc928788dacfcd11b36eb9b78e"
-  integrity sha1-j5A0HmilPMySh4jaz80Rs265t44=
-  dependencies:
-    core-util-is "~1.0.0"
-    inherits "~2.0.1"
-    isarray "~1.0.0"
-    process-nextick-args "~1.0.6"
-    string_decoder "~0.10.x"
-    util-deprecate "~1.0.1"
-
 regenerator-runtime@^0.10.5:
   version "0.10.5"
   resolved "https://registry.yarnpkg.com/regenerator-runtime/-/regenerator-runtime-0.10.5.tgz#336c3efc1220adcedda2c9fab67b5a7955a33658"
@@ -2048,6 +2025,11 @@ serverless@^1.32.0:
     write-file-atomic "^2.1.0"
     yaml-ast-parser "0.0.34"
 
+setimmediate@^1.0.5:
+  version "1.0.5"
+  resolved "https://registry.yarnpkg.com/setimmediate/-/setimmediate-1.0.5.tgz#290cbb232e306942d7d7ea9b83732ab7856f8285"
+  integrity sha512-MATJdZp8sLqDl/68LfQmbP8zKPLQNV6BIZoIgrscFDQ+RsvK/BxeDQOgyxKKoh0y/8h3BqVFnCqQ/gd+reiIXA==
+
 setprototypeof@1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/setprototypeof/-/setprototypeof-1.1.0.tgz#d0bd85536887b6fe7c0d818cb962d9d91c54e656"
@@ -2133,11 +2115,6 @@ string-width@^2.0.0, string-width@^2.1.1:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
-string_decoder@~0.10.x:
-  version "0.10.31"
-  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"
-  integrity sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ=
-
 string_decoder@~1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.1.1.tgz#9cf1611ba62685d7030ae9e4ba34149c3af03fc8"
@@ -2370,7 +2347,7 @@ url@0.10.3:
 util-deprecate@~1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
-  integrity sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=
+  integrity sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==
 
 utils-merge@1.0.1:
   version "1.0.1"