fix crashes, add custom texture cache, load textures from load directory

src/citra/config.cpp

@@ -164,6 +164,7 @@ void Config::ReadValues() {
 
     // Utility
     Settings::values.dump_textures = sdl2_config->GetBoolean("Utility", "dump_textures", false);
+    Settings::values.custom_textures = sdl2_config->GetBoolean("Utility", "custom_textures", false);
 
     // Audio
     Settings::values.enable_dsp_lle = sdl2_config->GetBoolean("Audio", "enable_dsp_lle", false);

src/citra/default_ini.h

@@ -182,6 +182,10 @@ swap_screen =
 # 0 (default): Off, 1: On
 dump_textures =
 
+# Reads PNG files from load/textures/[Title ID]/ and replaces textures.
+# 0 (default): Off, 1: On
+custom_textures =
+
 [Audio]
 # Whether or not to enable DSP LLE
 # 0 (default): No, 1: Yes