Bugfix first-use case for "New User Script" upgrade, default to empty string for namespace.
Bugfix first-use case for "New User Script" upgrade, default to empty string for namespace.


Ventero/greasemonkey,the8472/greasemonkey,Martii/greasemonkey,HasClass0/greasemonkey,HasClass0/greasemonkey,the8472/greasemonkey,Ventero/greasemonkey,Martii/greasemonkey