Search functionality

[davidkuehner]

Tasks :

• Code possibility to search users and groups

Deliveries :

• Source code for the search page

[maeberli]

Some interesting gems and technologies found to solve the global search problem.

A "smaller" gem for easy searches: https://github.com/ankane/searchkick An integration gem for sphinx searches(seems to be really complete and powerful): http://pat.github.io/thinking-sphinx/