Release of 1.9.11

Redundancy 1.9.11 Changelog
Bugfixes
========
- Fixed a bug when copy- or moving a file when a image was missing
- Fixed a bug producing wrong filesystem stats when a extension is
lower(".png") or uppercase ".PNG". The case is now ignored
- Fixed a bug when a login was stopped because of XSS content a wrong
input will be executed in the database
- Fixed the possibility of a wrong calculation of a size in
getDirectorySize()
- Changed a column type in the database to allow sorting by date
Security Bugfixes
=================
- Added a security question when deleting an account from the
administration panel
Feature additions/ Improvements
===============================
- Added a display correction if the extension is uppercase
- Added an error message when a file is not found
- Added an error message when a dir is not found
- Added the function to set a new api token
- The administration panel is now bootstrap powered
- Program_Enable_Mail added to control mail support
- Program_Enable_Banning to control banning
- New API added (still work in progress! Not recommended to use yet)
Features removed
================
- User_Activation_Link removed
- User_Activation_Link_Sender removed
- User_Activation_Link_Sender_Email removed