Improve Modules Interface

Now the modules are created using a factory instead of static allocated.
  The same module can be applied to different sequences.
  Pain in the ass memory free

modules/PlaYUVerModuleIf.h

@@ -32,10 +32,16 @@
 namespace plaYUVer
 {
 
+#define REGISTER_CLASS_FACTORY(X) \
+public: \
+  static PlaYUVerModuleIf* Create() { return new X(); } \
+  void Delete() { delete this; }
+
+
 #define REGISTER_MODULE(X)                      \
     {                                           \
-        X *pMod = new X();                      \
-        appendModule( pMod );                   \
+  X *pMod = new X();                      \
+  appendModule( pMod );                   \
     }
 
 enum // Module type
@@ -90,6 +96,8 @@ public:
   PlaYUVerModuleIf() {}
   virtual ~PlaYUVerModuleIf() {}
 
+  virtual void Delete() = 0;
+
   virtual Void create() {}
   virtual Void create( PlaYUVerFrame* ) {}