[fix] Could not edit/assign movie to movie set after #3642
due to https://github.com/Montellese/xbmc/commit/e14fae38dec48cd1cd36f875f1ebde5396f43d57
Merge pull request #3767 from Voyager1/fixmovieset

[fix] Could not edit/assign movie to movie set after #3642
[ios/atv2] - readd gitrev-posix which was wrongly removed in 05274bfcbcbbc96a5ee5a61bf4018b30719727f4 - its still needed in ios/atv2 packaging if we want to retain dsym files (on jenkins...)
Add missing includes of "system.h", fixes #14732