correct typo
make logo link to home
make filter form interactive
update HA logo
finish filter functionality for the search result page
merge with master
forget an end
dry controlller by hving search.rb in model and extract filter into controller
merge wth master
Merge pull request #35 from mule-deer-2013/view

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merge conflicts resolved
Merge branch 'nav-bar' of https://github.com/mule-deer-2013/OpenNGO into nav-bar