CALL:
- FIX: Improved CallType resolving (use map)
- FIX: Reduce Call/Result instantiation cost
	* no CallType field, use method
	* no-params constructors
- FIX: Improved defaults in CallClient/Server
	* Socket factory
	* IOFactory
	* Registry
- FIX: Allow restarting client handlers
- FIX: Allow restarting server socket
- FIX: Added option in testclient/server to turn off traces
	* For performance profiling
IO: Remove redundant Class.forName() resolving in no-desc IO