clover: Make Android.mk search recursive

Change-Id: I3a05344f949eae581f1f17cc33b1df475d3e6760

Author: luca020400

Android.mk

@@ -24,7 +24,8 @@
 LOCAL_PATH := $(call my-dir)
 
 ifeq ($(TARGET_DEVICE),clover)
-include $(call all-makefiles-under,$(LOCAL_PATH))
+  subdir_makefiles=$(call first-makefiles-under,$(LOCAL_PATH))
+  $(foreach mk,$(subdir_makefiles),$(info including $(mk) ...)$(eval include $(mk)))
 
 include $(CLEAR_VARS)
 endif