Add x86 version of sqlite.dll
Add SQLite3 implementation
Update tests to run against SQLite3 too
hwhoops.
Handle disposing, declare encryption methods
Enable encryption in base class
Implement encrypted version of Sqlite cache
Add csprojs for all supported platforms
Copy sqlite3.dll to the target test dir
Get rid of silly things
Add extra overloads to use Task instead of IObservable
Change interface of Invalidate to return completion

Invalidate and InvalidateAll currently are assuming that even though
delete is an asynchronous method, we treat it as synchronous (because on
NET 4.x it is), and generally do dumb stuff. Fix it to correctly respect
completion
Implement completion in BlobCache
Always do the InvalidateAll work, even if nobody subscribes
Add a test for InvalidateAll
Run blob test suite against TestBlobCache
Create a nuspec for Akavache.SQLite3
Add actual license, should someone go looking for it
Honor serialization settings and IObjectFactory
Merge branches 'async-invalidate', 'no-rx-needed' and 'sqlite3-driver'