initial mapper.py for assignment 7
command line inputs for m matrix and n matrix
redo of mapper.py to have the M and N matrices in one file, with an 'M:' and an 'N:' signifying where the matrices start within the input file.
get mapper.py working for algorithm for mapper.
get mapper.py working for algorithm for mapper.  I think there were only comment changes in this version but it is now up to date.
add of a reducer.py, just output what it inputs for now.
mapper and reducer before matrix multiply and add
reducer gets the m matrix in a python list within a list and n column vector ready to process
some input files