diff --git a/default.xml b/default.xml
index 0d0fd4a..654aeba 100644
--- a/default.xml
+++ b/default.xml
@@ -412,46 +412,25 @@
   <project path="prebuilts/eclipse-build-deps-sources" name="platform/prebuilts/eclipse-build-deps-sources" groups="notdefault,eclipse" />
   <project path="prebuilts/gcc/darwin-x86/aarch64/aarch64-linux-android-4.8" name="platform/prebuilts/gcc/darwin-x86/aarch64/aarch64-linux-android-4.8" groups="pdk,darwin,arm" />
   <project path="prebuilts/gcc/darwin-x86/aarch64/aarch64-linux-android-4.9" name="platform/prebuilts/gcc/darwin-x86/aarch64/aarch64-linux-android-4.9" groups="pdk,darwin,arm" />
-  <project path="prebuilts/gcc/darwin-x86/arm/arm-eabi-4.6" name="platform/prebuilts/gcc/darwin-x86/arm/arm-eabi-4.6" groups="pdk,darwin,arm" />
-  <project path="prebuilts/gcc/darwin-x86/arm/arm-eabi-4.7" name="platform/prebuilts/gcc/darwin-x86/arm/arm-eabi-4.7" groups="pdk,darwin,arm" />
   <project path="prebuilts/gcc/darwin-x86/arm/arm-eabi-4.8" name="platform/prebuilts/gcc/darwin-x86/arm/arm-eabi-4.8" groups="pdk,darwin,arm" />
-  <project path="prebuilts/gcc/darwin-x86/arm/arm-linux-androideabi-4.6" name="platform/prebuilts/gcc/darwin-x86/arm/arm-linux-androideabi-4.6" groups="pdk,darwin,arm" />
-  <project path="prebuilts/gcc/darwin-x86/arm/arm-linux-androideabi-4.7" name="platform/prebuilts/gcc/darwin-x86/arm/arm-linux-androideabi-4.7" groups="pdk,darwin,arm" />
   <project path="prebuilts/gcc/darwin-x86/arm/arm-linux-androideabi-4.8" name="platform/prebuilts/gcc/darwin-x86/arm/arm-linux-androideabi-4.8" groups="pdk,darwin,arm" />
   <project path="prebuilts/gcc/darwin-x86/host/headers" name="platform/prebuilts/gcc/darwin-x86/host/headers" groups="pdk,darwin" />
   <project path="prebuilts/gcc/darwin-x86/host/i686-apple-darwin-4.2.1" name="platform/prebuilts/gcc/darwin-x86/host/i686-apple-darwin-4.2.1" groups="pdk,darwin" />
   <project path="prebuilts/gcc/darwin-x86/mips/mips64el-linux-android-4.9" name="platform/prebuilts/gcc/darwin-x86/mips/mips64el-linux-android-4.9" />
-  <project path="prebuilts/gcc/darwin-x86/mips/mipsel-linux-android-4.6" name="platform/prebuilts/gcc/darwin-x86/mips/mipsel-linux-android-4.6" groups="pdk,darwin,mips" />
-  <project path="prebuilts/gcc/darwin-x86/mips/mipsel-linux-android-4.7" name="platform/prebuilts/gcc/darwin-x86/mips/mipsel-linux-android-4.7" groups="pdk,darwin,mips" />
   <project path="prebuilts/gcc/darwin-x86/mips/mipsel-linux-android-4.8" name="platform/prebuilts/gcc/darwin-x86/mips/mipsel-linux-android-4.8" groups="pdk,darwin,mips" />
   <project path="prebuilts/gcc/darwin-x86/mips/mips64el-linux-android-4.8" name="platform/prebuilts/gcc/darwin-x86/mips/mips64el-linux-android-4.8" groups="pdk,darwin,mips" />
-  <project path="prebuilts/gcc/darwin-x86/x86/i686-linux-android-4.6" name="platform/prebuilts/gcc/darwin-x86/x86/i686-linux-android-4.6" groups="pdk,darwin,x86" />
-  <project path="prebuilts/gcc/darwin-x86/x86/i686-linux-android-4.7" name="platform/prebuilts/gcc/darwin-x86/x86/i686-linux-android-4.7" groups="pdk,darwin,x86" />
-  <project path="prebuilts/gcc/darwin-x86/x86/x86_64-linux-android-4.7" name="platform/prebuilts/gcc/darwin-x86/x86/x86_64-linux-android-4.7" groups="pdk,darwin,x86" />
   <project path="prebuilts/gcc/darwin-x86/x86/x86_64-linux-android-4.8" name="platform/prebuilts/gcc/darwin-x86/x86/x86_64-linux-android-4.8" groups="pdk,darwin,x86" />
   <project path="prebuilts/gcc/darwin-x86/x86/x86_64-linux-android-4.9" name="platform/prebuilts/gcc/darwin-x86/x86/x86_64-linux-android-4.9" />
   <project path="prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.8" name="platform/prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.8" groups="pdk,linux,arm" />
   <project path="prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9" name="platform/prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9" groups="pdk,linux,arm" />
-  <project path="prebuilts/gcc/linux-x86/arm/arm-eabi-4.6" name="platform/prebuilts/gcc/linux-x86/arm/arm-eabi-4.6" groups="pdk,linux,arm" />
-  <project path="prebuilts/gcc/linux-x86/arm/arm-eabi-4.7" name="platform/prebuilts/gcc/linux-x86/arm/arm-eabi-4.7" groups="pdk,linux,arm" />
   <project path="prebuilts/gcc/linux-x86/arm/arm-eabi-4.8" name="platform/prebuilts/gcc/linux-x86/arm/arm-eabi-4.8" groups="pdk,linux,arm" />
-  <project path="prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.6" name="platform/prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.6" groups="pdk,linux,arm" />
-  <project path="prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.7" name="platform/prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.7" groups="pdk,linux,arm" />
   <project path="prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.8" name="platform/prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.8" groups="pdk,linux,arm" />
-  <project path="prebuilts/gcc/linux-x86/host/i686-linux-glibc2.7-4.4.3" name="platform/prebuilts/gcc/linux-x86/host/i686-linux-glibc2.7-4.4.3" groups="pdk,linux" />
-  <project path="prebuilts/gcc/linux-x86/host/i686-linux-glibc2.7-4.6" name="platform/prebuilts/gcc/linux-x86/host/i686-linux-glibc2.7-4.6" groups="pdk,linux" />
-  <project path="prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.7-4.6" name="platform/prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.7-4.6" groups="pdk,linux" />
   <project path="prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.6" name="platform/prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.6" groups="pdk,linux" />
   <project path="prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.8" name="platform/prebuilts/gcc/linux-x86/host/x86_64-linux-glibc2.11-4.8" groups="pdk,linux" />
   <project path="prebuilts/gcc/linux-x86/host/x86_64-w64-mingw32-4.8" name="platform/prebuilts/gcc/linux-x86/host/x86_64-w64-mingw32-4.8" />
   <project path="prebuilts/gcc/linux-x86/mips/mips64el-linux-android-4.9" name="platform/prebuilts/gcc/linux-x86/mips/mips64el-linux-android-4.9" />
-  <project path="prebuilts/gcc/linux-x86/mips/mipsel-linux-android-4.6" name="platform/prebuilts/gcc/linux-x86/mips/mipsel-linux-android-4.6" groups="pdk,linux,mips" />
-  <project path="prebuilts/gcc/linux-x86/mips/mipsel-linux-android-4.7" name="platform/prebuilts/gcc/linux-x86/mips/mipsel-linux-android-4.7" groups="pdk,linux,mips" />
   <project path="prebuilts/gcc/linux-x86/mips/mipsel-linux-android-4.8" name="platform/prebuilts/gcc/linux-x86/mips/mipsel-linux-android-4.8" groups="pdk,linux,mips" />
   <project path="prebuilts/gcc/linux-x86/mips/mips64el-linux-android-4.8" name="platform/prebuilts/gcc/linux-x86/mips/mips64el-linux-android-4.8" groups="pdk,linux,mips" />
-  <project path="prebuilts/gcc/linux-x86/x86/i686-linux-android-4.6" name="platform/prebuilts/gcc/linux-x86/x86/i686-linux-android-4.6" groups="pdk,linux,x86" />
-  <project path="prebuilts/gcc/linux-x86/x86/i686-linux-android-4.7" name="platform/prebuilts/gcc/linux-x86/x86/i686-linux-android-4.7" groups="pdk,linux,x86" />
-  <project path="prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.7" name="platform/prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.7" groups="pdk,linux,x86" />
   <project path="prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.8" name="platform/prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.8" groups="pdk,linux,x86" />
   <project path="prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.9" name="platform/prebuilts/gcc/linux-x86/x86/x86_64-linux-android-4.9" />
   <project path="prebuilts/gradle-plugin" name="platform/prebuilts/gradle-plugin" />