Merge branch 'ben'
Updates globals to locals
Renames Facility, adds calculations to class
Merge branch 'Dev'
Updates data through 2/26
Adds full year 2013 data to source

Note: This causes divide by zero errors so data needs to be verified
and cleaned up.
Adds create_data_frame() function in processing.py
Adds rudimentary plotting
Moves Desoto files to separate directory
Adds trend plotting from dataframes
Merge branch 'Dev'
Updates data to 2014-02-28
how to import py added
Merge branch 'master' into ben