* Change image.android to use the new image.Cahce class from widgets.
* fix npm scripts
* npm tsc will compile all so no need for npm run dev-tsc-tests
* fix tslint error
* image-tests use memory only cache.
* fix exception in image.android
* Change image-tests so that Image won't be GC immediately.
* Change cacheMode to enum
Less than 30 erros left, let's hope it still works
Added lib.*.d.ts from typescript, removed lib and dom stuff, added by hand XHR, alert etc. .d.ts-es for polyfills
Roll back some changes involved in separating UIEvent for dom and ios
Test combined dts-es will now use lib, while internally we will not to avoid UIEvent conflict with dom stuff