[FIX] some more problems with werkzeug 0.9.1
Launchpad automatic translations update.
[IMP] Added possibility to customize the tipsy of kanban groups in kanban views
[IMP] Cleaned some more http.py, removed 'debug' handling and put it in the controller serving the home page
[IMP] Removed http param 'db' handling from http.py and put it in the main controller in main.py
Some more correction to always have the db in the url
[IMP] Simplified db detection by removing 'db' http parameter handling in http.py to put it in main.py
[IMP] removed hack to force disable the browser's cache and use http headers instead