removing files created at build time and tidying up ignores (#1009)

* only ignore automatically built polyfill.js files

* reorder and update git ignored files

* remove files installed at build time

* update shrinkwrap

* add comment to explain why we ignore polyfill.js files

.eslintignore

@@ -1,19 +1,27 @@
-polyfills/_ArrayIterator
-polyfills/Array/of
-polyfills/Array/prototype/values
-polyfills/atob
-polyfills/AudioContext
-polyfills/fetch
-polyfills/Function/prototype/bind
-polyfills/HTMLPictureElement
-polyfills/IntersectionObserver
-polyfills/Intl
-polyfills/JSON
-polyfills/navigator/sendBeacon
-polyfills/Promise
-polyfills/setImmediate
-polyfills/URL
-polyfills/UserTiming
-polyfills/WeakSet
-polyfills/~html5-elements
+# We ignore the polyfill.js files for third-party polyfills
+# because we do not control their implementation.
+
+# We do not ignore the config.json, detect.js or tests.js
+# because we do control their implementation.
+
+polyfills/_ArrayIterator/polyfill.js
+polyfills/Array/of/polyfill.js
+polyfills/Array/prototype/values/polyfill.js
+polyfills/atob/polyfill.js
+polyfills/AudioContext/polyfill.js
+polyfills/fetch/polyfill.js
+polyfills/Function/prototype/bind/polyfill.js
+polyfills/HTMLPictureElement/polyfill.js
+polyfills/IntersectionObserver/polyfill.js
+polyfills/Intl/polyfill.js
+polyfills/Intl/~locale/**/polyfill.js
+polyfills/JSON/polyfill.js
+polyfills/navigator/sendBeacon/polyfill.js
+polyfills/MutationObserver/polyfill.js
+polyfills/Promise/polyfill.js
+polyfills/setImmediate/polyfill.js
+polyfills/URL/polyfill.js
+polyfills/UserTiming/polyfill.js
+polyfills/WeakSet/polyfill.js
+polyfills/~html5-elements/polyfill.js
 tasks/**/node_modules

.gitignore

@@ -1,25 +1,23 @@
+.DS_Store
 node_modules/
 .vscode/
-/npm-debug.log
-/newrelic_agent.log
-/polyfills/__dist
-/polyfills/aliases.json
-/test/results
-/.env.json
 /.env
 /.service.pid
 /.haikro-cache
 /node-*
-.DS_Store
-/polyfills/HTMLPictureElement/polyfill.js
-/polyfills/IntersectionObserver/polyfill.js
-/polyfills/Intl/polyfill.js
-/polyfills/Intl/~locale
+npm-debug.log
+/polyfills/__dist
+/polyfills/aliases.json
 /polyfills/Array/of/polyfill.js
-/polyfills/Promise/polyfill.js
 /polyfills/atob/polyfill.js
 /polyfills/AudioContext/polyfill.js
-/polyfills/~html5-elements/polyfill.js
+/polyfills/HTMLPictureElement/polyfill.js
+/polyfills/IntersectionObserver/polyfill.js
+/polyfills/Intl/polyfill.js
+/polyfills/Intl/~locale/**
 /polyfills/JSON/polyfill.js
+/polyfills/Promise/polyfill.js
+/polyfills/URL/polyfill.js
 /polyfills/UserTiming/polyfill.js
-/polyfills/URL/polyfill.js
+/polyfills/~html5-elements/polyfill.js
+/test/results