Changed Kernel build ToolChain

Switched to UBERTC 4.9.4 TC for kernel
diff --git a/BoardConfig.mk b/BoardConfig.mk
index 5f6ce0f..6528edc 100644
--- a/BoardConfig.mk
+++ b/BoardConfig.mk
@@ -35,6 +35,8 @@
 
 # Kernel
 TARGET_KERNEL_CONFIG := ville_defconfig
+KERNEL_TOOLCHAIN := $(ANDROID_BUILD_TOP)/prebuilts/gcc/linux-x86/arm/arm-eabi-4.9/bin
+KERNEL_TOOLCHAIN_PREFIX := arm-eabi-
 
 # Bluetooth
 BOARD_BLUETOOTH_BDROID_BUILDCFG_INCLUDE_DIR := device/htc/ville/bluetooth