Downgrade koa --dev-dependency version to 2.0.1. As it was not workin…

…g with 2.2.0. This doesn't change anything for people who use no bot classes that require koa

package.json

@@ -77,7 +77,7 @@
     "eslint-plugin-jsx-a11y": "^4.0.0",
     "eslint-plugin-react": "^6.10.0",
     "express": "^4.15.2",
-    "koa": "^2.2.0",
+    "koa": "2.0.1",
     "nock": "^9.0.11",
     "nyc": "^10.1.2",
     "request-promise": "^4.1.1",

yarn.lock

@@ -1555,9 +1555,9 @@ cookie@0.3.1, cookie@~0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.3.1.tgz#e7e0a1f9ef43b4c8ba925c5c5a96e806d16873bb"
 
-cookies@~0.7.0:
-  version "0.7.0"
-  resolved "https://registry.yarnpkg.com/cookies/-/cookies-0.7.0.tgz#0bc961d910c35254980fc7c9eff5da12011bbf00"
+cookies@~0.6.1:
+  version "0.6.2"
+  resolved "https://registry.yarnpkg.com/cookies/-/cookies-0.6.2.tgz#6ac1b052895208e8fc4c4f5f86a9ed31b9cb5ccf"
   dependencies:
     depd "~1.1.0"
     keygrip "~1.0.1"
@@ -2152,10 +2152,6 @@ esprima@^2.6.0:
   version "2.7.3"
   resolved "https://registry.yarnpkg.com/esprima/-/esprima-2.7.3.tgz#96e3b70d5779f6ad49cd032673d1c312767ba581"
 
-esprima@^3.1.1:
-  version "3.1.3"
-  resolved "https://registry.yarnpkg.com/esprima/-/esprima-3.1.3.tgz#fdca51cee6133895e3c88d535ce49dbff62a4633"
-
 espurify@^1.5.0, espurify@^1.6.0:
   version "1.7.0"
   resolved "https://registry.yarnpkg.com/espurify/-/espurify-1.7.0.tgz#1c5cf6cbccc32e6f639380bd4f991fab9ba9d226"
@@ -2426,10 +2422,14 @@ forwarded@~0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/forwarded/-/forwarded-0.1.0.tgz#19ef9874c4ae1c297bcf078fde63a09b66a84363"
 
-fresh@0.5.0, fresh@^0.5.0:
+fresh@0.5.0:
   version "0.5.0"
   resolved "https://registry.yarnpkg.com/fresh/-/fresh-0.5.0.tgz#f474ca5e6a9246d6fd8e0953cfa9b9c805afa78e"
 
+fresh@^0.3.0:
+  version "0.3.0"
+  resolved "https://registry.yarnpkg.com/fresh/-/fresh-0.3.0.tgz#651f838e22424e7566de161d8358caa199f83d4f"
+
 fs.realpath@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
@@ -3331,20 +3331,13 @@ js-tokens@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/js-tokens/-/js-tokens-3.0.1.tgz#08e9f132484a2c45a30907e9dc4d5567b7f114d7"
 
-js-yaml@3.6.1:
+js-yaml@3.6.1, js-yaml@^3.3.1, js-yaml@^3.5.1:
   version "3.6.1"
   resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.6.1.tgz#6e5fe67d8b205ce4d22fad05b7781e8dadcc4b30"
   dependencies:
     argparse "^1.0.7"
     esprima "^2.6.0"
 
-js-yaml@^3.3.1, js-yaml@^3.5.1:
-  version "3.8.2"
-  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-3.8.2.tgz#02d3e2c0f6beab20248d412c352203827d786721"
-  dependencies:
-    argparse "^1.0.7"
-    esprima "^3.1.1"
-
 jsbn@~0.1.0:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/jsbn/-/jsbn-0.1.1.tgz#a5e654c2e5a2deb5f201d96cefbca80c0ef2f513"
@@ -3435,21 +3428,21 @@ koa-is-json@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/koa-is-json/-/koa-is-json-1.0.0.tgz#273c07edcdcb8df6a2c1ab7d59ee76491451ec14"
 
-koa@^2.2.0:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/koa/-/koa-2.2.0.tgz#b055933187849d540ad8b9f731baaa4be97c652d"
+koa@2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/koa/-/koa-2.0.1.tgz#c15a0da4d62554c058ae881e76992e3defe45bd8"
   dependencies:
     accepts "^1.2.2"
     content-disposition "~0.5.0"
     content-type "^1.0.0"
-    cookies "~0.7.0"
+    cookies "~0.6.1"
     debug "*"
     delegates "^1.0.0"
     depd "^1.1.0"
     destroy "^1.0.3"
     error-inject "~1.0.0"
     escape-html "~1.0.1"
-    fresh "^0.5.0"
+    fresh "^0.3.0"
     http-assert "^1.1.0"
     http-errors "^1.2.8"
     is-generator-function "^1.0.3"