Updated MonkeyCage; new MonkeyMap structure to hold names
Merge pull request #6 from e714/allen-develop

Updated MonkeyCage with prefix methods, new MonkeyMap to implement them efficiently
Merge branch 'develop' of https://github.com/gamelanlabs/chimple2 into develop
Fixed git issues
Added a method for obtaining a list of names from the MonkeyMap
Added bugfix for ChimpDiscrete to the develop branch
Checked ChimpDiscrete
Concluding merge
Fixed a few files