Add search functionality

[ri0t]

Notable documentation/projects:

• https://www.youtube.com/watch?v=wTO63ADQfgM
• https://pypi.python.org/pypi/mongo-connector
• https://github.com/mongodb-labs/mongo-connector/wiki/Usage%20with%20ElasticSearch
• https://github.com/mongodb-labs/mongo-connector/wiki/Getting-Started

[ri0t]

To limit was is seen on screen, the taskgrid now employs a very nifty routine via ng-show.