Created db module and function to get latest row from the db
Set up basic route structure.
Implemented  /latest using fake data
Specified format for time window.
Merge pull request #20 from swbae31/routeStructure

Set up basic route structure.
Created db module and get_latest_data function
Merge pull request #28 from thebrianzeng/dbfunctions

Created db module and get_latest_data function
Update bootstrap.sh
Merge pull request #33 from davidhao3300/postgresql-9.3

Automate test data integration
updated gitignore with scripts/density_dump.sql