Add deadline to application form
moving selection feature from campaign app in
remove unneeded logfile
add specs for application timelock
we need to travel back in time in the future for the test or they will fail after applications are closed
add applications timelock
Merge pull request #95 from rails-girls-summer-of-code/application_time_lock

Application time lock
move identical githubhandle setter and getter into modul
add Role.includes?
require reviewer role for applications index
add "reviewer" to other roles
refactor routes with roles concern
add role editing to user#edit
show "Applications" link for reviewers in navigation
show misc info only on show page
make additional info editable
fixing header styling
style selection part
set different strong params on update
Merge branch 'master' into selection-feature