Add libx264.a

Signed-off-by: Leo Ma <begeekmyfriend@gmail.com>

library/src/main/cpp/libx264/Android.mk

@@ -4,11 +4,11 @@ include $(CLEAR_VARS)
 LOCAL_MODULE := libx264
 ifeq ($(TARGET_ARCH_ABI),armeabi-v7a)
-    LOCAL_SRC_FILES := libs/armeabi-v7a/lib/libx264.a
+    LOCAL_SRC_FILES := libs/armeabi-v7a/libx264.a
 endif
 ifeq ($(TARGET_ARCH_ABI),x86)
-    LOCAL_SRC_FILES := libs/x86/lib/libx264.a
+    LOCAL_SRC_FILES := libs/x86/libx264.a
 endif
 include $(PREBUILT_STATIC_LIBRARY)