Update usage.md
Merge pull request #843 from davoudrafati/patch-1

Update usage.md
hungarian lang update
Merge pull request #844 from kukac7/master

hungarian lang update
Sidebar support for args array
BS3 Final
Navbar & Column Classes
Update CHANGELOG.md
Merge pull request #847 from Foxaii/v3.0.0

Update to Bootstrap 3.0.0
Merge pull request #845 from Foxaii/sidebar-args

Sidebar support for args array
Update to Bootstrap 3.0.0