changes to the contributing guide.
Fixed formatting in some of the instructions
clarified some language
added a note about turning off npm colors for windows users
Merge commit '80802e68d8f00ac27799a968295b11bd8c8ad19c' into contrib-guide
Fixed (hopefully) some minor list formatting
more changes to the CONTRIBUTING.md guide
added guides for the grunt tasks for feature and issue management
more updates to CONTRIBUTING.md
another clarification to CONTRIBUTING.md
cleaned up more grammar and syntax.
Close GH-515: createEl: dispose reference to cloned element. Fixes #514
Close GH-546: Fix for exit-fullscreen bug in 4.0. fixes #497.
Bump version to 4.0.3
Adding line to CHANGELOG
Merge branch 'stable'
Updated API, changed `size` to `dimensions`

There's no `size()` only `dimensions()`, so updated API to reflect this.
Merge pull request #547 from DracoLi/patch-1

Updated API, changed `size` to `dimensions`
Updated changelog to match new contribflow template
Merge branch 'master' of github.com:videojs/video.js
Updated contrib.json to match new contribflow values
Close GH-553: Turn on tech method queuing.