Updated LAV Filters to 0.63-5-7ffa765 (custom build based on stable version 0.63.0).
Update translations from Transifex:

 - Arabic
 - Basque
 - Chinese (Simplified)
 - Croatian
 - Czech
 - French
 - Galician
 - German
 - Greek
 - Japanese
 - Malay
 - Polish
 - Portuguese (Brazil)
 - Slovenian
 - Spanish
 - Swedish
 - Thai
 - Turkish
 - Vietnamese
Fix a preposition mistake in the English translation.
Changelog.txt: Document a bug fixed by a previous LAV Filters update.

a8d924b5b0d3a9352d4dc32361569c44baf61103 solved some stuttering issue with (m2)ts files (fixes #3608).
Update files for 1.7.7.