Start database develop

Change message structure, Add an kick client method for plain client who want to connect to SSL port, or bad client send bad messages

set how many thread will be created for ssl trans, how many for plain trans,
client use ssl can communicate with plain client as well

operations in task line. adding event-loop based task thread pool.

1.Add linear hash alg from C code- an dynamic hash method, can effectively hash clients socket and their messages
2.generate several namespaces, avoiding name-conflicts

Fix a serious thread payload bug in trans-thread balance