put in a simple version stamp, partially brought back the Menu bar.
some notebook styling cleanup and removing unsupported file menu items
styling tweak, giving some margin to the button bar
removing the demo disclaimer
updating to the new top navbar
styling the error panel heading to match the other panels
removing the File menu and doing some additional styling to the menu area
Removed extra &nbsp; that was causing issues.
Merge branch 'master' into ui-tweaks
Set up a version stamp, added versioning to src/config.json, fixed an issue where cache client was overwriting URLs from config.json - now those are stored in window.kbconfig.