Update README.md

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error:   /Applications/Octave.app/Contents/Resources/share/octave/3.4.0/m/plot/private/__scatter__.m at line 199, column 13
error:   /Applications/Octave.app/Contents/Resources/share/octave/3.4.0/m/plot/scatter.m at line 71, column 11
error:   /Users/navinsri/Desktop/mlclass-ex7/plotDataPoints.m at line 12, column 1
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error:   /Users/navinsri/Desktop/mlclass-ex7/runkMeans.m at line 48, column 9
error:   /Users/navinsri/Desktop/mlclass-ex7/ex7.m at line 92, column 19