Fix dependency build error, rename operation modifier

rc_core/src/polariton/mod.rs

@@ -1,2 +1,2 @@
-mod svelto_uuid_copy;
-pub use svelto_uuid_copy::OpIdCopy;
+mod op_mod;
+pub use op_mod::RcOpModifier;

rc_core/src/polariton/op_mod.rs

@@ -1,12 +1,12 @@
 use polariton_server::operations::OperationModifier;
 
-pub struct OpIdCopy;
+pub struct RcOpModifier;
 
-impl OpIdCopy {
+impl RcOpModifier {
     const SERVICE_MAPPING_KEY: u8 = 0;
 }
 
-impl <C: Clone + Send + Sync + 'static> OperationModifier<C> for OpIdCopy {
+impl <C: Clone + Send + Sync + 'static> OperationModifier<C> for RcOpModifier {
     fn after(&self, req: &mut polariton::operation::OperationRequest<C>, resp: &mut polariton::operation::OperationResponse<C>, flags: &mut u8) {
         if resp.params.get(&Self::SERVICE_MAPPING_KEY).is_none() {
             if let Some(svelto_service_id) = req.params.get(&Self::SERVICE_MAPPING_KEY) {