try to fix travis build and cabal file
try fixing travis build
use older llvm version for travis
added llvm-3.3 version constraint
fixed travis llvm version again...
updated readme to include editor dependencies and new compiler options
formatting in integration-test script
README: added some documentation for the test environment
Merge remote-tracking branch 'origin/master' into intertarget-code

Conflicts:
	.travis.yml