Added support for plain authentication
Component should be among exported classes
New custom log levels for cache and xmlrpc
The Big Cleanup of Ininitialization and Caching

Initialization check now handled in _is_initialized()
Cache indexing performed in common _index() method
Better string representation for incomplete objects
Consistent use of inject (initial object dictionary)
Fixed sleep/wake functionality for containers caching
Simplified _fetch() with injects and use of _index()
Many unit tests adjusted and improved for caching