Revamped QVGA skin and new WVGA 800/854 skins

BUG: 1944280
diff --git a/build/sdk.atree b/build/sdk.atree
index 40a2876..4ae8062 100644
--- a/build/sdk.atree
+++ b/build/sdk.atree
@@ -148,9 +148,10 @@
 external/qemu/android/avd/hardware-properties.ini tools/lib/hardware-properties.ini
 
 # emulator skins
-development/emulator/skins/HVGA   platforms/${PLATFORM_NAME}/skins/HVGA
-development/emulator/skins/QVGA   platforms/${PLATFORM_NAME}/skins/QVGA
-development/emulator/skins/WVGA   platforms/${PLATFORM_NAME}/skins/WVGA
+development/emulator/skins/HVGA    platforms/${PLATFORM_NAME}/skins/HVGA
+development/emulator/skins/QVGA    platforms/${PLATFORM_NAME}/skins/QVGA
+development/emulator/skins/WVGA800 platforms/${PLATFORM_NAME}/skins/WVGA800
+development/emulator/skins/WVGA854 platforms/${PLATFORM_NAME}/skins/WVGA854
 
 # NOTICE files are copied by build/core/Makefile
 development/tools/scripts/sdk_files_NOTICE.txt platforms/${PLATFORM_NAME}/templates/NOTICE.txt