Added MIMO Bode plot of singular values of G and S and computes the crossover and bandwidth frequencies
Merge pull request #111 from pdawsonsa/master

Added MIMO Bode plot of singular values of G and S.
Merge pull request #112 from kendasareking/master

Plots for the condition number and minimum and maximum singular values.
Merge pull request #113 from kendasareking/master

Plot for disturbance condition number
Merge remote-tracking branch 'upstream/master'
function names in utilsplot.py made compliant with PEP8