textureloader - png fix, SIGQUIT removed

src/main.cpp

@@ -34,7 +34,6 @@ void signal_handler(int sig)
     switch(sig) {
         case SIGTERM:
         case SIGINT:
-        //case SIGQUIT:
         {
             static bool stopping = false;
             if(!stopping) {
@@ -58,7 +57,6 @@ int main(int argc, const char *argv[])
     // install our signal handler
     signal(SIGTERM, signal_handler);
     signal(SIGINT, signal_handler);
-    //signal(SIGQUIT, signal_handler);
 
     // setup resources
     g_resources.init(argv[0]);