Merge pull request #53 from abhidditpro2009/abhijeet

Merging changes of snehal for property map and yelp
Merge pull request #54 from abhidditpro2009/abhijeet

changes to yelp api
Merge pull request #55 from abhidditpro2009/newmaster

updating master from new master
Merge pull request #56 from abhidditpro2009/abhijeet

1. improving confidence score
ported maputil for cloud