Use ping6, clang, and OpenWnn from CM repo

Change-Id: Id8787143a0662c0a532191ff45b48a8b2faefa87
diff --git a/default.xml b/default.xml
index d21d03d..1f5981d 100644
--- a/default.xml
+++ b/default.xml
@@ -46,7 +46,7 @@
   <project path="external/busybox" name="CyanogenMod/android_external_busybox" />
   <project path="external/bzip2" name="CyanogenMod/android_external_bzip2" />
   <project path="external/chromium" name="CyanogenMod/android_external_chromium" />
-  <project path="external/clang" name="platform/external/clang" remote="aosp" revision="refs/tags/android-4.0.4_r2.1" />
+  <project path="external/clang" name="CyanogenMod/android_external_clang" />
   <project path="external/collada" name="platform/external/collada" remote="aosp" revision="refs/tags/android-4.0.4_r2.1" />
   <project path="external/dbus" name="CyanogenMod/android_external_dbus" />
   <project path="external/dhcpcd" name="CyanogenMod/android_external_dhcpcd" />
@@ -120,7 +120,7 @@
   <project path="external/oprofile" name="CyanogenMod/android_external_oprofile" />
   <project path="external/pcre" name="platform/external/pcre" remote="aosp" revision="refs/tags/android-4.0.4_r2.1" />
   <project path="external/ping" name="CyanogenMod/android_external_ping" />
-  <project path="external/ping6" name="platform/external/ping6" remote="aosp" revision="refs/tags/android-4.0.4_r2.1" />
+  <project path="external/ping6" name="CyanogenMod/android_external_ping6" />
   <project path="external/ppp" name="CyanogenMod/android_external_ppp" />
   <project path="external/proguard" name="CyanogenMod/android_external_proguard" />
   <project path="external/protobuf" name="CyanogenMod/android_external_protobuf" />
@@ -228,7 +228,7 @@
   <project path="packages/apps/VoiceDialer" name="CyanogenMod/android_packages_apps_VoiceDialer" />
   <project path="packages/experimental" name="CyanogenMod/android_packages_experimental" />
   <project path="packages/inputmethods/LatinIME" name="CyanogenMod/android_packages_inputmethods_LatinIME" />
-  <project path="packages/inputmethods/OpenWnn" name="platform/packages/inputmethods/OpenWnn" remote="aosp" revision="refs/tags/android-4.0.4_r2.1" />
+  <project path="packages/inputmethods/OpenWnn" name="CyanogenMod/android_packages_inputmethods_OpenWnn" />
   <project path="packages/inputmethods/PinyinIME" name="platform/packages/inputmethods/PinyinIME" remote="aosp" revision="refs/tags/android-4.0.4_r2.1" />
   <project path="packages/providers/ApplicationsProvider" name="CyanogenMod/android_packages_providers_ApplicationsProvider" />
   <project path="packages/providers/CalendarProvider" name="CyanogenMod/android_packages_providers_CalendarProvider" />