[cleanup] internal rework #2
[fix/evol] corrected before delete hook and added complete hook support for objects
[fix] fixed aspects default hooks
[evol] fix and improve before hooks for aspects
[cleanup] hook_mod -> hook_modify
[evol] improve config #10 (improved object definition check)
[evol] improve config #8 (shadow selection support)
[evol] improve config #6 (rename config files)
[evol] improve config #3 (move non-framework translations in config dir)
[evol] improve config #2 (aspects config is separated)
[evol] improve config #1 (objects+relations config is separated)
[-] cleanup: removed silly optional_classes support, as aspects handle this nicely
[evol] move all activeldap workarounds away, and properly manage operational attributes (using schema instead of a hardcoded list)
[fix] fs aspect primaryGroup corrected, and now handle single-valued relation data, and btw disallow adding the same value multiple times
[evol] preliminary (dirty) work on hooks
[evol] added list of available objects and aspects of objects, and s/ou/unit/ object
[evol] more objects
[evol] added tree view
[evol] added private config load in home, and global hidden attributes (until something really proper is done for config)
[evol] files/code reorganization, and added a proper installer