Update translations from Transifex:

 - Croatian
 - French
 - German
 - Hebrew
 - Japanese
 - Ukrainian
Add a Malay translation.

The composition of the translation team can be found on Transifex: https://www.transifex.com/projects/p/mpc-hc/language/ms_MY/members/.
Update Authors.txt to reflect the switch to Transifex.
Fix a possible dead lock when opening a file when one is already playing.

Easily reproducible with madVR and D3D Fullscreen.

Fixes ticket #3865 #3942.
Output page: Fix VMR-9 settings again.

The resize combobox and the D3D fullscreen checkbox were still disabled after 49ae81f0bfe92cc0b9b1aa89c404ceb02e4334cf.
Output page: Add back the DirectShow video renderer tooltip.

Side effect of 22e8eab8c24eee10131a87d4e5550ef07a29f5c2, the unused resource string with the same ID than the control caused the tooltip to be registered automatically.
Properly handle d3dfs mouse capture and leave
VideoRenderers: comment out asserts from 8d2b621

I wouldn't dare to add locks there so close to the stable
MainFrame: override default MFC Alt key behavior

Refs #3956
Resource files: Ensure the untranslatable strings are considered of the same language than the rest.

Not doing that seems to confuse the resource manager a bit leading to missing strings.
Seekbar: invalidate when the length changes

And there are chapters present