Re-instate snk
Add solution configuration "Release-Signed"
Signe projects in Release-Signed build configuration
Remove unrequired build configs for test projects
Only sign assemblies in Release-Signed project config (required manual edit of csproj files)
Signed and unsigned nuspecs. Update build script to build Release-Signed.
Merge pull request #248 from damianh/SignedAssemblies

Signed assemblies
Mark Raven partition support obsolete.
Merge pull request #250 from damianh/MarkRavenPartionObsolete

Mark Raven partition support obsolete.
Order Sql queries by CommitStamp, then StreamID/CommitSequence.  Not optimal, but is close to 3.2 behaviour.
Merge pull request #251 from damianh/CommitStampOrdering

Commit stamp ordering
Move SqlPersistence classes types to SqlFolder
When wiring up Mongo persistence, can supply a delegate to return a connection string (in conjunction with the exisitng connectionName).
Merge pull request #254 from damianh/MongoConnectionString

Can supply a mongo connection string via delegate
Fix typo.