added more sbt keybindings #488
added supporting funcitons in sbt-mode.el
Merge pull request #54 from slipset/more-sbt-keybindings

added more sbt keybindings #488
Print error for string under point https://github.com/ensime/ensime-server/issues/638
Added keybinding
Merge pull request #55 from slipset/warning-under-point

Display warning for string under point #638
Fix ensime/ensime-server#424

Pulled changes from @slipset ; added menu entries ; made stacktrace
highlight to work.
Merge pull request #56 from edani/slipset-sbt

Fix ensime/ensime-server#424
hotfix https://github.com/ensime/ensime-server/issues/685
real fix for https://github.com/ensime/ensime-server/issues/685