[+] Added new generic property related classes: GenericProperty, GenericPropertyManager, GenericPropertyBrowser, GenericPropertyPathEditor, GenericPropertyPathEditorListWrapper, FileEditorFactory and PathPropertyManager.
[+] Added a new example which shows how to use, and explain the purpose of the different property classes in Qtilities.
[#] QtilitiesProperty is now properly documented.
[#] Stepped Qtilities's version to v1.5.