Compare two new coRoute Data

1. Add two trip data.
2. Use python Google map code to draw two routes in google map, and
compare them to find the difference.
Add a new function draw trip

1. Add a new function draw trip
2. fix a small problem that scipy.io loadmat function can not load the
nested structure in .mat file, a solution found in stack overflow solve
this problem very well.
Recovery everything

All are my fault, I rewrite the key code for drawing the trips and add
anther option '-o' to change the output path.