Created ping_pong project.
Created README.
Created the ping module.
Created Pong module and updated Ping and Pong tests with correct pattern matching.
Added puts call to print out messages.
Added some useful demo functions to PingPong module.
Created the process_chain demo project.
Added code to create the process chain to the ProcessChain module.
Created the ChainLink module.
Completed ChainController module.
Fixed a bug in the ChainController code that prevented it from being started for the chain was created.
Completed first version of the ProcessChain demo.
Merged in generated README from Github.