Testing commit method - added a comment above feature function
Added in feature extraction rev0
Changelist:
Modified:
main.py
- Removed bugs from the feature extraction function due to printing
before assignment
- Used np.mean() to average the matrix over columns
- Print out S (feature list) at the end of main, since DEBUG is 0

Added:
- Features library - required for calculating MFCC
- A, B, C, D, E.wav - sample audio files for making sure the program
runs
extract features now returns an mxn vector where m is NUM_SAMPLES and n
is NUM_FEATURES
Merge pull request #1 from leonardbj/master

import Antonio's work