Remove pixel format/audio channel warnings
Get wininfo with awk
Exit normally after showing usage
Replace backticks with $()
Assign filter_v earlier so that $blind can unset it
Changed input loop to use breaks
Reordered input info in input post processing
Replaced "Created by" with github link
Merge remote-tracking branch 'upstream/framerate' into framerate

Conflicts:
	screencap
Updated file size estimate under scale
Added avconv deprecation warning
Modified filesize estimate

Subsequent testing shows Mb per minute to go from 230Mb up to
550Mb. I'm leaving it at "up to 700Mb/s" to be safe
Merge remote-tracking branch 'upstream/framerate' into framerate
Quote the last parameter to allow filenames with spaces