add specs for handle_unverified_request in app controller
better handle handle_unverified_request
log last login for omniauth too

added tests
updated copyright
log_successful_login call goes to user instance
fixed typo in comment
Login: Render auth providers as round buttons (still ugly)
CSS: Refactor work package and account stuff into own files
Center main login form and use generic form formatting

No more table!
log login directly during omniauth procedure
Wrote some tests for work package directives.
Login forms: Improve looks
Merge pull request #1163 from opf/fix/7137_no_last_connection

Fix #7137: last login not logged (omniauth)
Update CHANGELOG.md
Merge pull request #1089 from opf/fix/invalid_form_auth_token_error
Add changelog entry
Remove superfluous symlink
Main login form: Add accidentally removed "stay logged in" option
Pulldown login form: Improve looks

Also contains some small improvements for main login form.
adds a scope to the test and removes unnecessary require