Merge branch 'coverage'.

Closes #3
Update step name.
whoops 'after_steps' not equal to 'after-steps'.
Fix artifact path.
Actually enforce coverage checking.
Add .coverage file to enforce percentage coverage against.
derp?
Use node to check coverage.
Makefiles will be the death of me.
Writing all the tests.
Implement and spec checking for plugin installation.
Cleaning up tests.
Remove some extra 'done's
Add callable stuff to Accessor
Makfile update.
Merge branch 'master' into read-activities
Update coverage_checking
Whoops, cant use == in sh, only bash.
Bump coverage threshold above current coverage, this build should fail.
Revert "Bump coverage threshold above current coverage, this build should fail."

This reverts commit 9c3389f54097f1c19215045f45cbfb41024ee6dc.