Merge pull request #3602 from bayandin/localForage

localForage 0.9.1 (new)
add pixi.js v1.6.1
Updated es5-shim to 4.0.0 & added NPM auto update.
Merge pull request #3596 from mitchogaard/master

Update angular to 1.2.20
add angular.js v1.2.19
add summernote v0.5.2
add i18n files for angular.js v1.2.10
add i18n files for angular.js v1.2.11
add i18n files for angular.js v1.2.12
add i18n files for angular.js v1.2.13
add i18n files for angular.js v1.2.14
add i18n files for angular.js v1.2.15
add i18n files for angular.js v1.2.16
add i18n files for angular.js v1.2.18
add i18n files for angular.js v1.2.20
git add angular.js v1.2.17
Revert "Zap CONTRIBUTING-WIP.md"

This reverts commit 20551867abd66320e8a0bb4a7e8b73a0b930a926.

I'll need this file as a reference, thanks for the contribution on this from @petecooper
[author] Set up basis.js update from npm
add a temp version of CONTRIBUTING
rename CONTRIBUTING -> CONTRIBUTING.md