[tx-robot] updated from transifex
csync db files: Hide after some commit/transactions. #2461

The shm and wal files are only created later.
Windows filewatcher: switch to ReadDirectoryChangesW.

Based on danimo's #2454 fix for #2455 and related to #2297.
Merge branch '1.7'
OSX: Trust the file watcher. #2297

* Use a bigger default force sync interval (2h)
* Allow the file watcher to schedule a sync while a sync for
  the same file is running.
Linux folderwatcher: Get full path of changed file. #2297
Folder watcher now reports changing paths instead of dirs.
FolderWatcher: Detect own changes. #2297