Changes from the last released version copr-frontend 1.104-1:

• fix for python-flask-whooshee-0.4.1-2
• added alembic fedora revision to enable rawhide
• rename add_debug_user command to add_user
• show info about auto-createrepo only when disabled
• only require python2-flask-whooshee on f25+, require python-flask- whooshee otherwise
• proxyuser feature (RhBug: 1381574)
• allow setting proxy/no-proxy when altering user
• rewrite broken add_debug_user command
• add boolean proxy column to user table
• care only about packages in filter
• specify module components buildorder
• fill module rpm components
• separate schema and data (fedora) migrations
• update option descriptions in project settings page
• always show "Regenerate" button for recreating backend repodata
• ensure mock triplets are unique
• show a quick guide how to install 'dnf module' command
• add info what to do with modulemd
• allow to have multiple info lines per form field
• print info when there are no packages in a module
• suggest dnf to enable module
• make repo filter support group coprs for copr:// scheme
• move creation of copr-frontend-devel macro definition file from %%check to %%install
• handle GitHub tag event webhooks
• change dependency from python-flask-whooshee to python2-flask-whooshee
• fix package icon for group projects (RhBug: 1403348)
• return proper error when module not found
• hide FAS groups for non-FAS deployments
• provide functional API url to renew token
• krb5 login
• new replaceable welcome.html template
• make FAS opt-out
• fix traceback when forking