uses bash to exec sbt instead of executing it directly
uses bash to exec sbt instead of executing it directly

This will help with Sublime, as a GUI app, having sometimes different
PATH from console apps.

flurdy/ensime-sublime,flurdy/ensime-sublime,rorygraves/ensime-sublime,flurdy/ensime-sublime,cvogt/ensime-sublime,dickwall/ensime-sublime,dickwall/ensime-sublime,cvogt/ensime-sublime,pinghe/ensime-sublime,dickwall/ensime-sublime,DavidGregory084/ensime-sublime,DavidGregory084/ensime-sublime,pinghe/ensime-sublime,rorygraves/ensime-sublime,DavidGregory084/ensime-sublime,cvogt/ensime-sublime,pinghe/ensime-sublime