Wrote the addCREF and the pretty print functions in Sample.cpp

Allocate will have to wait until I figure out why the hell the constructors aren't being
used.  Basically, what the deal is with Dave's library of code.

TODO: 

* figure out what the deal is with Dave's library of code.  Email him?
* think about what to do next
* think some more about the project and its goals in general.