[webui] get the live build log updated
[dist] proxy sysconfig file is optional since 12.2
[dist] fix syntax error for appliance storage setup script
[dist] be a bit more verbose on hugetable page registration failure
[dist] hugetable sizes are 2MB
[api,backend] move request notifications to generic route in backend
called from API. the backend no longer knows about requests

I left the code in the backend for now to allow master backends to run
behind 2.3 apis, but this is going to be removed for the beta.

One possible problem is the multi action support. I didn't really test
it, but it sounds possible that the generic route is not prepared to
have multiple actions
[api] fix diff support for accepted requests where source got removed
[api] fix initial database setup on appliances
[webui] Patchinfo-editor

- Fixed deprecation-warning for confirm-message in delete function
- Fixed routing-error for error if submit is not post
- Fixed nil-error if no issue is entered and the patchinfo is not filled
  correct
- Fixed size of stopped-reason text field
[webui] remove unclear logic about rebuild_time_png (as discussed on the mailing list)
[webui] avoid finding persons with login=""

I wonder if we should ban empty strings as paramters in general, but
perhaps there is a route where it makes sense
[webui] do not set a line-height for codemirror

See https://github.com/openSUSE/open-build-service/pull/52 for details
[webui] revive the mobile view support again

update to later gem versions
[dist] fix ruby syntax (slipped some bash into it :)
[webui] the cookie strategy for mobile is not good, just rely on user
agent for now
[webui] replace pre-minimized javascript with its native form for better
debugging in development mode (production minimizes assets)
[webui] remove the mobvious gem again

replace the mobvious and xmobvious-rails gems with some custom
code of ours so we can control the switching and what happens on tablets
more strict
[webui] fix the login dialog in mobile view
[dist,api,webui] do not use test-unit any longer, just minitest is
way less buggy
[all] updated required gems to latest versions