Fix user account creation email flow
Fix ajax relatives urls
Fix unit tests
Merge pull request #433 from romainneutron/register-mails

[3.8] Register mails
Fix patch version numbers
Add compiler support for null values
Remove support of binary paths by registry
Update to media-alchemyst 0.3
Update to latest media alchemyst api
Add audio bitrate selection
Update audio bitrate steps
Fix unit tests
Update to latest dependencies