Deleted stats.plotbackend.py and test_ppimport.py

pywafo/src/wafo/stats/plotbackend.py

@@ -1,9 +0,0 @@
-# Set this to eg. pylab to be able to plot
-import numpy
-try:
-    from matplotlib import pyplot as plotbackend
-    #from matplotlib import pyplot
-    numpy.disp('Scipy.stats: plotbackend is set to matplotlib.pyplot')
-except:
-    numpy.disp('Scipy.stats: Unable to load matplotlib.pyplot as plotbackend')
-    plotbackend = None

pywafo/src/wafo/test_ppimport.py

@@ -1,9 +0,0 @@
-from scipy.misc.ppimport import ppimport
-st = ppimport('scitools')
-
-def main():
-    t = st.numpytools.linspace(0,1)
-    print(t)
-    
-if __name__ == '__main__':
-    main()