Re-export structures from query module (#34)

Author: KiriosK

src/lib.rs

@@ -81,10 +81,11 @@ mod query;
 
 pub use client::Client;
 pub use error::Error;
-pub use query::read_query::ReadQuery;
-pub use query::write_query::WriteQuery;
-pub use query::Query;
-pub use query::Timestamp;
+pub use query::{
+    read_query::ReadQuery,
+    write_query::{Type, WriteQuery},
+    Query, QueryType, QueryTypes, Timestamp, ValidQuery,
+};
 
 #[cfg(feature = "use-serde")]
 pub mod integrations {