added plot script

doc/plot.py

+from pandas import DataFrame, read_csv
+import matplotlib.pyplot as plt
+import pandas as pd
+# define data location
+df = read_csv('stable/result.csv')
+
+fig, axarr = plt.subplots(2, sharex=True)
+
+#fig = plt.figure()
+ax1=axarr[0]
+
+ax1.title.set_text('stable')
+name='{FMU2}.FMU2Instance.fk'
+ax1.plot(df['time'], df[name], label=name)
+
+name='{FMU}.FMUInstance.x1'
+ax1.plot(df['time'], df[name], label=name)
+
+name='{FMU}.FMUInstance.v1'
+ax1.plot(df['time'], df[name], label=name)
+
+df = read_csv('unstable/result.csv')
+#fig = plt.figure()
+ax2 = axarr[1]
+ax2.title.set_text('un-stable')
+
+name='{FMU2}.FMU2Instance.fk'
+ax2.plot(df['time'], df[name], label=name)
+
+name='{FMU}.FMUInstance.x1'
+ax2.plot(df['time'], df[name], label=name)
+
+name='{FMU}.FMUInstance.v1'
+ax2.plot(df['time'], df[name], label=name)
+
+plt.ylim( (-40, 40) )
+
+plt.legend(bbox_to_anchor=(1, 1),
+           bbox_transform=plt.gcf().transFigure)
+
+plt.show()