Fixed java runner, refactored compile function usage
Merge pull request #74 from azhao12345/master

Fixed java runner, refactored compile function usage
Merge pull request #71 from xcthulhu/c++

C++11
Merge branch 'master' of github.com:Codewars/codewars-runner into no-more-root

Conflicts:
	lib/runners/java.js
	lib/shovel.js