FIX: [linux] fix & optimize input device checking
dvdplayer input stream: fix incorrectly set of EOF
paplayer: fix playing some mp4 files
[rtmp] check m_rtmp for non-NULL - fixes crashes with missing librtmp
[win32] cleanup VS project files
Merge pull request #4659 from Montellese/win32_vsproj

[win32] cleanup VS project files
Merge pull request #4653 from FernetMenta/paplayer

paplayer: fix mp4 playback
Merge pull request #4592 from koying/fixlinhotplug

FIX: [linux] fix & optimize input device checking