Build: Only run Travis push for non-PRs

Fixes gh-56
Merge pull request #57 from nschonni/fix-travis-secure-vars

Build: Only run Travis push for non-PRs
Changes to accessibility guide.
Merge pull request #59 from jeffdavidgordon/master

Changes to accessibility guide.
Updated coding and documentation

Changed design guide icon, fixed coding mistakes on icons page and
changed blockquote page to match new Bootstrap documentation.
Fixed spelling mistake on icon page

Fixed spelling mistake on icon page
Merge pull request #62 from cfarquharson/master

Updated coding and documentation
Add Git dotfiles and normalize line endings
Add EditorConfig file to normalize whitespace
Build: Add base build from GCWeb

Fixes gh-65
Remove new/dist submodule

Assets are now built from source
Move "new" under "v4" folder
Build: Clean out unneeded tasks
Convert v4 HTML to HBS files
Convert v4 Accessiblity guides to HBS files

- Added missing Font Awesome references
- Fixed some bad anchor tags in the guide
- Fixed "fa-picture" to "fa-picture-o" in the guide
Convert v4 Design guide to HBS
Convert v4 Roles guide to HBS
Convert v4 Usablility guide to HBS
Convert v4 Writing guide to HBS
Add default WET ajax menu