Clean code coverage search
Clean traverse tests
Clean linker/builders and pruner/constructors
Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/lib/traverse/test.js
Add custom linter
Merge commit 'upstream/master~'
Merge remote-tracking branch 'upstream/master'
Merge pull request #7 from blackheaven/master

Cleaning and add a linter for tests