pgRouting Wrapper for point to point dijkstra shortest path routing

Hello Sir,

After getting motivation from you to create a wrapper for point to point routing, I have written this wrapper for point to point shortest path routing. There are scope to improve this more and I will work towards the same. For now, I want to contribute this wrapper to your repository so that other people also can make use of this and give feedback on the same. 


Thanks and Regards
Smita Kumari Dolly
Senior Research Engineer,
CSTEP, Bangalore