Fix bug in array_variable_regexp_noquote that cannot recognize arrays with .in the key name such as when a formerror occurs in an element with a . in the name.
Fix bug 2200 and bug 2242 in which there were problems with logging in afterupgrading if you restarted the server first. The new code is less elegant,but it works correctly. It imposes a database hit on login, but it iscached, so it only is incurred once.
New instantiation of Bug-Tracker was broken due to old usage of the CR. Fixed in an ugly, hasty hack for postgresql, as I assume Don will work on it once he comes around to it