Empty PM issue #330

What steps will reproduce the problem?
- Watch the video

What is the expected output? What do you see instead?


What version of the product are you using? (MSNPSharp, OS, Mono etc.)
- r12034 March 7

Is your code clone from GIT or download from our download page?
- download page

Please provide any additional information below:
- As you see setting an empty PM and relog gets the old PM back. This I can 
always reproduce
- There are few other issues related to PM that I can't steadily reproduce if I 
change it many times such as only being able to change PM in example client and 
not in WL client