v0.0051 --Major cleanup of BangBangGame code and some of the framework, too
        --Created Agent base-class for game-specific agents
        --Changed BangBangAgent class to BangBangEnemy, derived from Agent
        --Pulled in some new Motivation/Action behavior, but still needs work

Signed-off-by: jcdugger <janice@feetwetcoding.com>