De-functioned all of PIRGraphs because it made it hard to debug and also removed redunancy, all graphing commands are at the end of the file. Added the rest of the 3d graphs and heatmaps. Cleaned up variable names for consistency.
Trying to fix the disconnect between commits...

Merge branch 'master' of https://github.com/DMSwan/PIREstimators

Conflicts:
	PIRGraphs.R
Merge branch 'master' of https://github.com/DMSwan/PIREstimators

Conflicts:
	PIRGraphs.R