Fixed the issue with the non-draggable horizontal scrollbar
Made all color declarations in bootstrap-tweaks.css consistent
Merge remote-tracking branch 'upstream/master' into fix-1719

Conflicts:
	rest_framework/templates/rest_framework/base.html
Merge remote-tracking branch 'upstream/master' into fix-1719
Put all TextNodes (method names) back to same line with parent element
Validation errors in the rendered HTML fixed
Merge pull request #1788 from cezar77/fix-1719

Browsable API cleanups. Fixes #1719