Version 1.1.2 Updates

[drolex2]

Change output from advancement needed to offset of in1

• in1 should contain the track that is offset
• in2 should contain the reference track
• Positive offset means in1 lags in2
• Negative offset means in1 leads in2
• New text result: The first input is offset %s' seconds.
• The CSV output in quite mode will always list in1,+/-offset

Minor description updates
Hide ffmpeg banner regardless of loglevel
Change ffmpeg loglevel from 16 (error) to 8 (fatal) for qiuet mode
Move 'take' option from ffmpeg filters to -t option
Select first audio or video track to avoid error when multiple tracks exist
Specify pixel format and color range for mjpeg encoding to fix deprecation warning
Update corrabs function

• Rename function to estimate_offset
• Move after cli_parser
• Add description
• Calculate and return sample offset to simplify result processing
• Remove unecessary return values

Update cli help

• in1 new description: 'Offset media file.'
• in2 new description: 'Reference media file.'

README updates

• Update to reflect program updates
• Add more installation instructions for Windows users

[rpuntaie]

Semantic versioning interface removal.addition.fix.
The first number is for removal of deprecated interface, sometimes also modification
But for a program so small I would prefer not to burden anybody with to the fuss of adaptation of possibly existing scripts.
make test did not work any more.
I toke non-interface-change from your pull request.
Please review.