Remove many unused variables and unused setting files (#4607)

* Remove many unused variables and unused setting files

Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

* Remove a few more dead config vars

Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

* fix android test_ConfigureSettings_DefaultValues_SetsValues

Signed-off-by: nemerle <96597+nemerle@users.noreply.github.com>

system_android_android.cfg

@@ -6,40 +6,14 @@ sys_PakLogInvalidFileAccess=1
 r_WidthAndHeightAsFractionOfScreenSize=1.0
 r_MaxWidth=1280
 r_MaxHeight=1080
-
 r_fullscreen=0
+r_ShadersAllowCompilation=1
 
 -- Enable to prevent log spam, can cause missed messages
 -- log_spamdelay=1
 
--- DXGL
---r_Batching=0
-
--- Enabling aync shader compiling causes a hang on some Android devices.
-r_ShadersAsyncCompiling=0
-r_ShadersRemoteCompiler=1
-r_ShadersAllowCompilation=1
-r_ShadersAsyncActivation=0
-
--- Use the Asset Processor to route requests to compile shaders. This enables the Asset Processor
--- to forward the request to the real shader compiler server. Your device is no
--- longer required to be on the same network as the shader compiler server, as long as the device can contact the Asset Processor:
-r_AssetProcessorShaderCompiler=1
-
--- If you run your device locally on the same computer as the shader compiler server, you can use 127.0.0.1.
--- To connect to a shader compiler server that runs on another computer, change localhost to the IP address of that computer (61453 is the default port):
-r_ShaderCompilerServer=127.0.0.1
-
--- For Shader Compiler server running on other machines - 61453 is the default port
-r_ShaderCompilerPort=61453
-
--- Spec level: 0 = auto, 1 = low, 2 = medium, 3 = high, 4 = very high.
-r_GraphicsQuality = 2
-
-s_FileCacheManagerSize=262144
-
 -- Remote console inclusion list
 log_RemoteConsoleAllowedAddresses=127.0.0.1
 
 -- Localization Settings
-sys_localization_format=0
+sys_localization_format=0