New Script Group API: runtime and cpu driver support.

Change-Id: I9c612cf8874aabaf0ca7d1640567464c71ed3070
diff --git a/cpu_ref/Android.mk b/cpu_ref/Android.mk
index 5de964f..27243f9 100644
--- a/cpu_ref/Android.mk
+++ b/cpu_ref/Android.mk
@@ -29,6 +29,7 @@
 	rsCpuRuntimeMath.cpp \
 	rsCpuRuntimeStubs.cpp \
 	rsCpuScriptGroup.cpp \
+	rsCpuScriptGroup2.cpp \
 	rsCpuIntrinsic.cpp \
 	rsCpuIntrinsic3DLUT.cpp \
 	rsCpuIntrinsicBlend.cpp \