Give SWIG's Ruby code a namespace hint

src/EffectBase.h

@@ -80,7 +80,7 @@ namespace openshot
 		EffectBase* parentEffect;
 
 		/// Map of Tracked Object's by their indices (used by Effects that track objects on clips)
-		std::map<int, std::shared_ptr<TrackedObjectBase> > trackedObjects;
+		std::map<int, std::shared_ptr<openshot::TrackedObjectBase> > trackedObjects;
 
 		/// Information about the current effect
 		EffectInfoStruct info;
@@ -100,7 +100,7 @@ namespace openshot
 
 		/// Set parent clip object of this effect
 		void ParentClip(openshot::ClipBase* new_clip);
-		
+
 		/// Set the parent effect from which this properties will be set to
 		void SetParentEffect(std::string parentEffect_id);
 
@@ -122,7 +122,7 @@ namespace openshot
 		virtual void SetJson(int64_t requested_frame, const std::string value) {
 			return;
 		};
-		
+
 		Json::Value JsonInfo() const; ///< Generate JSON object of meta data / info
 
 		/// Get the order that this effect should be executed.