Minor updates:

- Rename function ApplicationCore::GetProcessName -> GetFileName
- Correct misspelled variable "Persistent" in CSelectableCore::Init
- Clear compiler warning: Persistent not initialised

ApplicationCore.h

@@ -82,7 +82,7 @@ public:
 
     // Manage Config File
     bool  ReadParam( int argc, char *argv[] );
-    void  GetProcessName( char ** ProcessName, char * pFilePath );
+    void  GetFileName( char ** ProcessName, char * pFilePath );
     bool  LoadConfig();
     bool  SaveConfig();