Revert "Passage en 0.3.0dev"

This reverts commit 030a3f5d7de63ef388050c7894ffa87404ec4f83.
Removed SQL content, just structure
Moving db file
Preparing installer
Fix format
Adds installer instanciation if exists
Preparing an installer with a routing system based on WRoute
Some comments and fixes
Installer initialization
Merge remote-tracking branch 'origin/0.2'
Removing Route.php, POST or GET will be used

Signed-off-by: Julien Blatecky <julien1619@gmail.com>
View system started and request system added
Render an empty html file
Some bugs fixed (self and bad path)
Updating HTML code and css, not it's ready to be filled
Changing jquery CDN
New db structure
Updating users DB to the new structure for 0.3
Users_config datas added to the db
Adding bootstrap to the installer path