Fixed error in "ALL" option
Updated so that getAllSampleIDs allows for numbers

Example: can find everyone who is of age 35 or older
Added function for returning sample community data
Added getSampleCommunityData function
Merge branch 'michelleCommunityMatrix'

Conflicts:
	community_data_matlab/getAllSampleIDs.m~
	community_data_matlab/makeCommunityMatrix.m
	community_data_matlab/makeCommunityMatrix.m~