added traits and include features with docs

src/jspg.rs

@@ -12,7 +12,7 @@ pub struct Jspg {
 }
 
 impl Jspg {
-  pub fn new(database_val: &serde_json::Value) -> (Self, crate::drop::Drop) {
+  pub fn new(database_val: serde_json::Value) -> (Self, crate::drop::Drop) {
     let (database_instance, drop) = Database::new(database_val);
     let database = Arc::new(database_instance);
     let validator = Validator::new(database.clone());