Merge pull request #26 from jbrunton/dev-25-mobile-layout

Merge dev-25-mobile-layout - fixes #25
implemented simple search with rails
moved search box to left of menu
fixed search box css in chrome
Merge pull request #29 from jbrunton/dev-28-rails-search

Merge dev-28-rails-search - fixes #28
fixed #31 - case insensitive search
fixed #30 - moved 'search' and 'trending' actions into search controller
streamlined menu
fixed action caching for user profiles
removed sweepers
added divider to account menu
search with elasticsearch in production
temporarily disable use of Gem::Specification.find_all_by_name for heroku
added 'use_tire' setting (disabled in dev and test)
Merge pull request #33 from jbrunton/dev-32-elasticsearch

Merge dev-32-elasticsearch - fixes #32
fixed use_tire? definition
fixed bleat partial to link to hashtags correctly
resolved conflicts with master