scala plugin skeleton
completed initial scala evaluator implementation
added test harness
First version of scala plugin completed
Added basic autocomplete
Merge remote-tracking branch 'origin/master' into ildipo/scalalanguage
Merge branch 'ildipo/scalalanguage' of https://github.com/twosigma/beaker-notebook.git into ildipo/scalalanguage
Moved to the executor based version to better handle cancelling jobs
Merge branch 'ildipo/scalalanguage' of https://github.com/twosigma/beaker-notebook.git into ildipo/scalalanguage
Finished scala autocomplete
Changed badge background color to the one in the center of official
scala logo
minor cleanup
Merge pull request #955 from twosigma/ildipo/minorstuff

Ildipo/minorstuff
added banners
Merge pull request #954 from twosigma/ildipo/scalalanguage

Ildipo/scalalanguage
Catch a few potential null pointer exceptions.
Moved plugin initialization for groovy, javash and scala to server side.
R now has the same cancel interface of other languages