RTMP related changes

Set PlexFrameworkFlags in plist files (with UseRealRTMP).
Strip whitespace and newlines of titles.
Remove unused module imports.
Use framework helper functions _IndirectResponse_ and _RTMPVideoURL_.

Line ending differences makes this pull request a little bit messy :(
Video playback didn't work for me, even though the returned XML output looks good. This could be because I'm not really in the UK (using a VPN to test). So please test!