Refactored AccessContol to no longer use INI

- ACL will be loaded with configuration
- INI is no longer needed
Removed INI
Use === instead of ==
Changed AppGUID behaviour

AppGUID will depend on the modification time of the Core Folder.
New Session manager

- Allows multiple requests to read the session data at the same time
- Separates the session information of different Paladio installations
Session path fixed
Fix for mb_str_split (old typo)
Fixed constructors (ages old typo)
Merge remote-tracking branch 'origin/develop'