Added preliminary gameIDsByUserID set and game list filtering on userIDs
Fixed bugs with gameIDsByUserID and developer game list filter
Fixed bug with JSON parsing gameIDsByUserID
Updated sample usage
removed unnecessary else if
Updated the prefill data to include game details, and more games
Updated instructions, and change db-prefill to runnable script
Reordered library import statements
Merge pull request #155 from soedar/update-prefill

Update Prefill data to include more games
Modified redisView in db.js to close redis connections with `client.quit()` instead of `client.end()`, since that is what the documentation recommends. This avoids prematurely closing the connection if a request is still awaiting a reply. See https://github.com/mranney/node_redis#clientend.
Fixed the submit endpoint not closing some redis connections by calling `done()` on success
Added preliminary gameIDsByUserID set and game list filtering on userIDs
Fixed bugs with gameIDsByUserID and developer game list filter
Fixed bug with JSON parsing gameIDsByUserID
Updated sample usage
removed unnecessary else if
Changed user to developer in variable names
Resolevd merge conflicts
Merge pull request #157 from cvan/db-connection-fix

Fixed redis connections closing prematurely
Added preliminary gameIDsByUserID set and game list filtering on userIDs