manifest: legacy support: use appropriate branches

Change-Id: Ia2f30cc6af5efd0ac66ad0313f012e8b646295cb
Signed-off-by: olivieer <y.karasangabo@bg-rams.ac.at>
Add FFMPEG and stagefright-plugins to the project

Change-Id: Iec58ed53f953304d8b78fd7561548fa771b33349
Merge "manifest: legacy support: use appropriate branches" into pac-4.4
Merge branch 'pac-4.4' of git://github.com/PAC-man/pacman into pac-4.4