Fix fountain and put the demos back in the optional build.
diff --git a/libs/rs/Android.mk b/libs/rs/Android.mk
index 88521f6..98464a0 100644
--- a/libs/rs/Android.mk
+++ b/libs/rs/Android.mk
@@ -110,5 +110,9 @@
 
 include $(BUILD_SHARED_LIBRARY)
 
+# include the java examples
+include $(addprefix $(LOCAL_PATH)/,$(addsuffix /Android.mk,\
+    java \
+    ))
 
 endif #simulator