Updated the README with Transactions information
Moved InvalidTableException
Updated Database DocComment.
Exceptions as Errors, part 4

 The Saver action is now using the new ExecutionException over the old mechanism.
Exceptions as Errors, part 5

 Removed dead code from the Executor.
Moved the Populater object.
Exceptions as Errors, part 6

Deleter Action now handles exceptions.
Gateway Improvements, part 4

Added new Find action which will replace `Gateway::find()`.
Added the ActionFactory

This will handle working with the Actions in the Gateway.
Added the Create Action
Added the FindWhere Action
Added the FindOneWhere action
Refactored the Gateway to use the Actions
Gateway improvements, part 5

Refactored the Database and Factory to account for the new Gateway
signature.
Updated Road Map