edited the sample water use centroids in order to create a clear labeled picture of the watersheds.shp and the sample wateruse_centroids_*.shp
adding print statements before logging in info.txt file
added directory name contants instead of having repeated string directory names; works for txt and xml files
removing any whitespace in plot filenames
rearranged functions for better outline
making cleaner output directory structure
implementing gcm deltas for batch run
updated makefile to clean the files created from batch tests; updated the user gcm variables file
updated docs and user batch variables file; everything is running properly
Merge branch 'develop'