Merge pull request #76 from sebastiencand/master

fixed certificat namespace when checking signature

Addresses #71, new state storage need parity with old session based a…

…pproach for null value setting

Adds a work around for WSFED mixed metadata files, and unit test to v…

…erify / test additional work around it

Addresses #69

Corrects error code too

Addresses #59, config initialization locks

Changed symbols package to new required portable format

Fixed github path

Fixing nuget path again for build