Sync CMake build with the configure build.

Added: CONFIG_DAALA_DCT, CONFIG_GF_GROUPS, CONFIG_MRC_TX

All default to 0, off.

Change-Id: Ic7f8a6f68038b6138b64a611e91315212605f0c3

build/cmake/aom_config_defaults.cmake

@@ -171,3 +171,6 @@ set(CONFIG_BGSPRITE 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_VAR_TX_NO_TX_MODE 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_ANALYZER 0 CACHE NUMBER "Internal flag.")
 set(CONFIG_DCT_ONLY 0 CACHE NUMBER "Internal flag.")
+set(CONFIG_DAALA_DCT4 0 CACHE NUMBER "Internal flag.")
+set(CONFIG_GF_GROUPS 0 CACHE NUMBER "Internal flag.")
+set(CONFIG_MRC_TX 0 CACHE NUMBER "Internal flag.")