[Fix] Leaking textures.

src/gui_image.cpp

@@ -4,7 +4,7 @@
 namespace Gui {
 
 Image::~Image(void) {
-#pragma message("Warning: Leaking GL textures..")
+  glDeleteTextures(1, &m_tex);
 }
 
 Image::Image(const char* filename) : Widget() {

src/space_station_view.cpp

@@ -27,6 +27,7 @@ public:
     glDisable(GL_TEXTURE_2D);
   }
   virtual ~DeadVideoLink(void) {
+    glDeleteTextures(1, &m_tex);
     delete m_message;
   }
   virtual void Draw(void) {