Add search function to post model

make it possible to search for post in title or posts
Add search

- add search field in to the navbar
- add search to post controller
- add search to model of post
- add test and style
fix icons for show and new
Add new favicon
Merge pull request #1 from Flowm/master

Add Bury
Fix typos in README
Merge pull request #2 from dloss/typos

Fix typos in README
Merge branch 'master' of github.com:kmerz/graveio
Merge pull request #3 from Flowm/master

Improved help page and small fix in bury
Merge branch 'master' of github.com:kmerz/graveio
Add a download link for bury

- add download link for bury to the help view
- clean up TODO
- update the README.md
- mv bury to public so its reachalble for download
Make #post_url input read-only instead of disabled

This makes it easier for copying the url since now the user can select the text inside of the input field
Merge pull request #5 from vitorbal/patch-1

Make #post_url input read-only instead of disabled
Remove wrapping div of submit button of post#form
Fix bury so it behaves when running w/o arguments

fixes issue #4
Make real alias for posts resources

To have shorter urls for posts, we add an alias for posts to it.
Merge pull request #6 from vitorbal/patch-3

Remove wrapping div of submit button of post#form
Merge pull request #7 from vitorbal/patch-4

Fix bury so it behaves when running w/o arguments
as => :p did not work as disired
change path of :posts resources to be 'p' (working this time)