moved test forms to their own repo: https://github.com/MartijnR/openrosa-forms
told travis not to build deploy branches that contain private submodules
moved FileSaver and Blob libs to submodule, closes #568
fixed issue causing submissions to fail (since this morning)
upgraded enketo-core
Merge branch 'master' of https://github.com/modilabs/enketo into enketo.formhub.org