Merge pull request #46 from mgbellaire/master

Hide archive buttons from anonymous users
Added same issues to all of the sprint fixtures
Updated sprint title and added breadcrumb to the sprint page
initial support for displaying issue closed status
Merge pull request #47 from tecto/master

initial support for displaying issue closed status
cut the redundant "Sprint" word from button
Merge pull request #48 from tecto/master

cut the redundant "Sprint" word from button
Some markup changes for panel headings and search partials
support linking to original issue pages
Merge pull request #49 from tecto/master

support linking to original issue pages
remove difficulty display for the moment
Merge pull request #50 from tecto/master

remove difficulty display for the moment
Merge pull request #51 from mgbellaire/master

Closes #33 Add edit Sprint title button
Added issue search support