Merge pull request #679 from tspaeth/canaryForApiDocFix

fix(docs): fix example in directive api-documentation (fixes #678)
fix(bower.json): Avoid 'invalid-meta angular-bootstrap-affix is missing "ignore" entry in bower.json' when installing via bower. As suggested here: bower/bower#1388
fix(service): correctly iterate in fallback languages for directive and service calls (fixes #690)