crowdin: Improve empty resource file removal

* Instead of maintaining a list of all variants of empty resource tags,
  just count the number of sub elements
* Equal to zero -> No child elements -> remove

Change-Id: I47deff72c943beffea8a1b0f1c190fcfd458d94a
1 file changed
tree: d2a7aaad195dfe5a57cfba0bd6492757cb19273f
  1. config/
  2. crowdin_sync.py
  3. README.mkdn