Fix the mail store parsing so it doesn't try to assign a uid from a previous message to the next one, if it doesn't already have one.
Fix the mail store parsing so it doesn't try to assign a uid from a previous message to the next one, if it doesn't already have one.

darcs-hash:20070630224556-1210e-eeeb16ff9cad4242bc56801037304e2baa79a12a

JonathanGuthrie/wodin