Ticket -> new triggers
Survey -> new Triggers
Market -> new Triggers
Wallet -> new triggers
News -> new triggers
Mail -> new triggers
Notification -> new Triggers
remove MetadaReader implementation on modules wich previously use old trigger system
Account -> finalize port to new triggers
Faq -> new triggers
remove remaining implementation of MetadataReader
Correcting work loss from @GuillaumeGomez last PR.
Merge pull request #2 from regnarock/triggers-new

Some additionnal work from #1 was made to properly restore Survey module.
Merge pull request #163 from jeremyletang/triggers-new

Update modules to the new beluga triggers system
Add dispatcher to contain last dispatched trigger and data.
Simpler method to save last dispatch
Update to widget V4
Test new Widget system + correction lastTrigger
Remove unused fonction.