experimental
cleaned up
unused namespace reference removed
Fixing version for obsoleting Storage and sealing StorageType(s)
Fixing build
WIP refactoring from Storage to StorageType
Fixed version and removed IEquatable from StorageType
missed a file
code cleanup
updated xmldoc
fixing backwards compatability
Merge pull request #2587 from Particular/Storage_Extensions

[WIP] Add Persistence extensibility per storage type