Hack: Backlog: Try catching hierarchy error

See if this catches the DOM hierarchy exceptions
being thrown from time to time in Safari.
Fix: Backlog: def check for 'getAccountName'
Refactor: Backlog: projectId -> circleId

Also experiment with improving readability
by putting code that goes together into a
closure.
Refactor: Backlog: Organize 'init' a little
Refactor: Backlog: Remove old debug code
Backlog: Move: Change client UI before server call

We were waiting for the server to return
success before updating the UI. This is
not really necessary at the moment, and
the delay lends to messing things up quite
a bit over slow connections.
Backlog: Remove: Change UI before server call
Backlog: Archive: Change UI before server call