get and clean separate files
consolidate

conlsolidate to 2 datasets
merged data sets
prior to re-write

last column filter removes activity - need to re-write
First dataset

created first dataset to fulfil parts 1-4 from assignment
directory clean up
before uncomment

uncommented various statements to test addition of subject. ready to
uncomment.
not working
Revert 69c9cf0..dab3e49

This rolls back to commit 69c9cf09f5f1ca5125e0ba777f56b96c389b402e.
fixed

fixed problem prior to roll back
working
working with dataset
before last test