Update refined mannol translation
Change file sending button tooltip to indicate ability to select and send multiple files
Merge branch 'pr522'
Merge branch 'pr519'
Merge branch 'pr521'
Probe more camera resolutions
fixed encryption, major testing required
Delay webcam res probing until first use

Fixes #520
fix encrypted tox loading
non-blocking cam communication, fixed CameraWorker::probeResolutions ...
called from wrong thread, try fix #408 and #495
moved video stuff to src/video
cleanup
refactoring
cleanup, use chroma_shift
fixup rebase
Merge branch 'pr525'
remove dead comments
Merge branch 'pr523'
disable switching buttons during calls
fixes #436, fixes #500
(well, "fixes" by preventing users from doing dumb things)
add reconnect button for connection settings
some ui guru should make it not stretch to width