Remove unused bootstrap-fileinput resources.
100% width pages.
Modularize bootstrap-azkaban.less into separate less files.
Rename bootstrap-azkaban.less to azkaban.less. Finish refactoring azkaban.less.
Use offcanvas for sidebars to conserve more real state for content.
Merge pull request #92 from davidzchen/ui-tweaks

100% page width