Added functions to README.txt
Added functions to README.txt

All functions in matrix ops 6 are not verified. PPM functions
are believed to work, but not tested thoroughly.


Former-commit-id: c9449b049cd2ed2556661c65912ebc4fa802a261
mcbolto/Clemson-CI---Facial-Recognition,CUFCTFACE/face-recognition,CUFCTFACE/face-recognition,CUFCTL/face-recognition,mcbolto/Clemson-CI---Facial-Recognition,Clemson-Smith-Facial-Recognition-CI/Clemson-CI---Facial-Recognition,CUFCTL/face-recognition,CUFCTL/face-recognition,mcbolto/Clemson-CI---Facial-Recognition,CUFCTFACE/face-recognition,Clemson-Smith-Facial-Recognition-CI/Clemson-CI---Facial-Recognition,CUFCTFACE/face-recognition,mcbolto/Clemson-CI---Facial-Recognition,Clemson-Smith-Facial-Recognition-CI/Clemson-CI---Facial-Recognition,Clemson-Smith-Facial-Recognition-CI/Clemson-CI---Facial-Recognition,CUFCTL/face-recognition