- support subtrees
- ../../, /bla/blie support in regshell
- use memory pools?
- get rid of all the nasty memory leaks..
- security stuff
- clean up code
- rpc_server

reg_backend_dir:
 - value support
 
reg_backend_nt4:
 - write support

reg_backend_rpc:
 - value enum support
 - write support
 
reg_backend_ldb:
 - implement

reg_backend_wine.c:
 - implement