up the version in build.sbt
add in streaming result set with asIterator
add paginated query streaming to relate

Moved the StatementPreparer to its own file, added PaginatedQuery, and added
tests for the PaginatedQuery
added more scaladocs
fix inserting dates in tuples by using setTimestamp instead of setDate
make TupleStatement public so it can be passed around by clients
up version number for release