Basic MVC Backend

Stolen from guitar shop, to be modified.
+ Modified .gitignore to ignore PHPstorm's .idea folder
Delete .gitignore

Hoping to fix
Merge remote-tracking branch 'origin/Develop' into Backend
Deleted duplicated folders
Removed guitar-shop elements
Added Gitignore for .idea
Updated user
Updated "database.php"

DBname from "my_guitar_shop1" to "juliepro"