camera: initial PBO support, mode probing
camera controls
add ringtone (not well done, but still better than status quo)
Move code into src/
Merge pull request #404 from dubslow/ringtone

add ringtone (not well done, but still better than status quo)
progress
set/get props, cleanup
support for hiding in tray

also new setting, autostart in tray
cleanup
volume stubs
cleanup, split
renamed SelfCamView to VideoSurface
protect Camera::getLastVPXImage()
fix
Update Ukrainian translation
Merge pull request #413 from burunduk/master

Update Ukrainian translation
Merge pull request #409 from agilob/trayicon

support for hiding in tray
Merge pull request #410 from krepa098/camera

Improved (self) camera
Merge branch 'master' into src

Conflicts:
	qtox.pro
	src/widget/form/settings/avform.h
	src/widget/selfcamview.cpp
	src/widget/selfcamview.h
	src/widget/widget.cpp
	widget/selfcamview.h
	widget/videosurface.h
Merge pull request #405 from dubslow/src

Move code into src/