crash hotfix (no clang-format because on phone)

hotfix 2: check if the texture is custom before dumping

hotfix 4: fix custom texture conflict detection

src/citra/lodepng_image_interface.cpp

@@ -3,8 +3,8 @@
 // Refer to the license.txt file included.
 
 #include <lodepng.h>
-#include "common/logging/log.h"
 #include "citra/lodepng_image_interface.h"
+#include "common/logging/log.h"
 
 bool LodePNGImageInterface::DecodePNG(std::vector<u8>& dst, u32& width, u32& height,
                                       const std::string& path) {