file db fix

Fix:
 - The "only" method now returns string if parameter provided as a
string, and returns array if array provided in parameter.

Removed:
 - Debug show.php controller
history API for backend
Added: Login by pressing 13 keyboard key

Fix:
 - Optimized the order of styles and scripts in header

Added:
 - Login by pressing 13 (return || enter) keyboard key
Filedb upd | Controllers upd | Template + Styles upd | Blog upd

Added:
 - Functions to Filedb to work with whole table
 - Database management at admin
 - Blod publish / unpublish posts

Fixed:
 - Language switching at /admin redirects to same page
 - Some issues with php-short tags

Changes:
 - folders at storage/db have same name as model's class
new routes for Filedb management
Build 0.0.13
FileDB improvements

Added:
 - Delete row
 - Edit row

Fix:
 - Extra fix on routes (less code = better experience :)
FileDb improvements

Fix:
 - improved encoding / decoding in FileDB
Blog improvements

Added:
 - Save & Publish
FileDB: sort by columns
FileDB improvements

Added:
 - Laravel's paginate support
 - Avg selector
 - Count selector
 - Max selector
 - Min selector
 - Laravel's where_null, where_not_null, where_in, where_not_in,
or_where_in, or_where_null, or_where_not_in, or_where_not_null
selectors support

Improvements:
 - Limit
 - _rawurlencode & _rawurldecode methods now support arrays
 - Delete method now support arrays & selectors before deletion

Removed:
 - add_qrcode method moved to Utitlites class
Spelling fix
Inprovements for QR Code in Posts
New QR Code for posts (/item)
Clean up

Removed all unused images
Added files for image uploader