Fix for #1800: move server_online code check into each update function.
Disable file-based updates vfor 0.12.0
Fix for #1800: for software updates, move updatesStart into ONLINE_ONLY case, so error message isn't cleared.
Cleanup of update_software: remove unnecessary callbacks, wrap strings in gettext/sprintf
Cleanup code to have consistent feel across files.
Add back callback to reboot.
Remove unused references to subtitle in css/js
check if we have the key of the central server first
always run collectstatic when we run kaserve
Merge pull request #1967 from bcipolli/1800

Fix for #1800: Don't clear "server is offline" message in update pages.