Merge pull request #4 from smoningi/master

Added server code from Fall 2013 semester
Enable fft_sender to receive options from main.c
Remove unnecessary fftw3.h
Enabled options in main program: ./sender -h for help menu
Remove server code from fft_sender.c
Added functionality to options in fft_sender
Merge branch 'master' of cw.vip.gatech.edu:/home/cw/vipcw-spectrogram