adding output oasis file to applying water use
added functionality to make output files for Wisconsin program
added commands to output oasis and ecoflow output; working on adding study unit area calculation to waterxml
added new functionality to calculate the total study area from WATERSimulation.xml files
added functionality to write out drainagearea.csv for any set of xml files or shapefiles
refactoring code to make all processing easier and cleaner; using a single user_settings.py file that has all the required/changeable variables; created a bash script to run sample data sets easily; still working on refactoring
applying water use for batch and single simulations works well; need to implement deltas and specific output files
specific output files are working well; adding new datasets to run with
have good working code base and able to run sample datasets well with run_sample_datasets.bash script; need to implement gcm deltas with new refactoring
implemented global climate model delta factors into new refactoring; everything works well; checked using    run_sample_datasets.bash -all
Merge branch 'develop'