crowdin: Improve error handling when push fails

* Right now there is only a barely noticeable "Failed" at the end of
  each block that actually fails - too few info to miss
* Catch the actual exception and prepend it so you can't miss it anymore
* Also need to return in that case, otherwise we get _COMMITS_CREATED set
  despite of an error

Change-Id: I8475e44169a85953082b1a4726ac18b601a6fd23
1 file changed
tree: 38e7c65a2a60e579428f216b315acd0b4b00850c
  1. config/
  2. crowdin_sync.py
  3. README.mkdn