Added v2 binaries to gitignore
Update chromecast1080.sh

Revert to level 4.2. (https://forums.plex.tv/index.php/topic/99367-question-about-newest-chromecast-profile/)
Update chromecast720.sh

Revert to level 4.2 (https://forums.plex.tv/index.php/topic/99367-question-about-newest-chromecast-profile/)
Added a fancy gif to the Instructions.
Fix incorrect string reference for progress tracking. Fixes #16.
H.264 Generic allows ffmpeg to determine profile and level.
Merge branch 'develop'

* develop:
  Fix incorrect string reference for progress tracking. Fixes #16. H.264 Generic allows ffmpeg to determine profile and level.
  Added a fancy gif to the Instructions.
  Update chromecast720.sh
  Update chromecast1080.sh
  Added v2 binaries to gitignore