Owncloud Client don't sync file written in MS Ofice until document is closed

[bojanpog]

Now it sync's only when file is closed in MS Office app.

Expected behaviour

Owncloud client syncs MS Office files whenever file is saved during editing.

Actual behaviour

Now it syncs and sends to Owncloud server only when file is closed or MS Office is closed.

Steps to reproduce

1. Open existing MS Word file.
2. Write some new content
3. Save file
4. <File is not synced with owncloud server, no error displayed in client>
5. Close file.
6. Client syncs the file to Owncloud server.

[TheOneRing]

Succeed by: #9829

[HanaGemela]

Will also be tested in #9829