Improve task list command
Improve Xsendfile tools, allow dump whenever the conf is disabled
Improve notifier
Remove disk IO on media_subdef::get_size
Fix registration table name
Remove unused tables
Merge pull request #989 from romainneutron/cleanup-tables

[3.9] Remove unused tables
Merge pull request #986 from romainneutron/remove-disk-io

[3.8] Remove disk IO on media_subdef::get_size
Merge pull request #983 from romainneutron/xsendfilecommands

[3.8] Improve Xsendfile tools, allow dump whenever the conf is disabled
Merge pull request #988 from romainneutron/fix-registration-table-name

[3.9] Fix registration table name
Merge branch '3.8'
Merge pull request #977 from romainneutron/fix-live-notifier

[3.9] Improve live notifier
Merge pull request #992 from nlegoff/fix-repo

[3.9] Fix some issues in repos
Merge pull request #993 from nlegoff/fix-dev-dep

[3.9] Fix #991 Remove dev dependencies from package tasks
Bind task manager backbone app to websocket using autobahn
Add WS Connection object
Use new WS Connection object in task Manager App
Fix  init
Rename task option from configuration to status
Add application to admin