fix uglify js api change -- now takes source contents not source path.
fix uglify js api change -- now takes source contents not source path.

eapearson/kbase-ui,kbase/kbase-ui,kbase/kbase-ui,eapearson/kbase-ui,kbase/kbase-ui,briehl/kbase-ui,briehl/kbase-ui,eapearson/kbase-ui,eapearson/kbase-ui,kbase/kbase-ui,briehl/kbase-ui,eapearson/kbase-ui,kbase/kbase-ui