Release 6.51

We've released service release version 6.51. Several improvements were made and new features were added:
- Improved support for text fields (for instance a feedback area), following the WAI-ARIA standards. Want to know how you can make your video accessible for any viewer? Contact us!

An overview of bugs that were fixed:
- Fixed not being able to scroll with touchmove on the player on touchdevices
- Fixed progress bar not showing during commercials on touchdevices
- Fixed share button pane not being scrollable on touchdevices
- Fixed some sound issues with the VPAID player
- Fixed sound being on in muted VPAID ad when clicking outside of the player before start
- We now avoid showing the loading poster image when autoPlay is enabled