Added marker update every 10 seconds and speed snippet
Merge pull request #22 from RitwikGupta/master

Added marker update every 10 seconds and speed snippet
Added bus arrow and rotate marker to heading
Merge pull request #24 from RitwikGupta/master

Added bus arrow and rotate marker to heading
Added route name to marker title
Merge pull request #26 from RitwikGupta/master

Added route name to marker title