updated SLN
pingpong
refactoring ping pong
Implemented Resizer. ResizablePoolRouter in progress
implemented most of the internal FSM methods
added Listeners support
finished first cut of the FSM
Added a TestLatch and passed our first listener spec test
working on adding FSM specs
Merge pull request #95 from Aaronontheweb/FSM

Listeners support and finite state machine (FSM)
Merge pull request #94 from rtumaykin/master

Implemented Resizer. ResizablePoolRouter in progress
Update README.md
Update README.md
Update README.md
merge with dev branch