mkirby: Added getters to input state that always return doubles from -1 to 1.
adding asteroids, both client and server
server and shared new object types

client-side, and case statements not added yet
base classes, not any functionality
fixed memory leaks on the server side. Changed entity to use a struct for encode/decode.
 Server_driver.cpp removed. Main server loop added. Clients can now spawn in new ships. getEvents() now returns a GameInput map instead of a map of Sendables. NetworkServer now has getNewClients() function. Other Minor bug fixes.
more changes
ugh
merged with master