Changed bootstrap colors, fixed logpaging buttons
Replaces theme with Bootswatch Spacelab theme
Merge branch 'master' of https://github.com/mesos/spark into bootstrap-update
Merge branch 'master' of https://github.com/mesos/spark into bootstrap-update
Reduced size of table text to compact
Reduced all header sizes
Removed line breaks
Use nav pills instead of default
Inserted needed line break for log paging
Removed hr margin
Unify, reduce body font size
Fixed issue in UI that limited scheduler throughput.

Removal of items from ArrayBuffers in the UI code was slow and
significantly impacted scheduler throughput. This commit
improves scheduler throughput by 5x.
Merge pull request #790 from kayousterhout/fix_throughput

Fixed issue in UI that decreased scheduler throughput by 5x or more
Merge branch 'master' into bootstrap-design

Conflicts:
	core/src/main/scala/spark/ui/UIUtils.scala
	core/src/main/scala/spark/ui/jobs/IndexPage.scala
	core/src/main/scala/spark/ui/storage/RDDPage.scala
Bumping font size to 14px and fixing sytle issue in progress bars
Change I forgot to merge in
Reverting boostrap change
Merge pull request #796 from pwendell/bootstrap-design

Bootstrap re-design
wip
wip