Implement data push from scripts.  Fixes the problem where apps would have to poll to monitor a scripts state.
Fix bug in StoreState where state could be overridden by the default unless the script used more than one state.

Change only impacts renderscript and renderscript apps.
diff --git a/libs/rs/RenderScript.h b/libs/rs/RenderScript.h
index 87a2f4a..9b04393 100644
--- a/libs/rs/RenderScript.h
+++ b/libs/rs/RenderScript.h
@@ -59,6 +59,10 @@
 void rsContextDestroy(RsContext);
 void rsObjDestroyOOB(RsContext, void *);
 
+uint32_t rsContextGetMessage(RsContext, void *data, size_t *receiveLen, size_t bufferLen, bool wait);
+void rsContextInitToClient(RsContext);
+void rsContextDeinitToClient(RsContext);
+
 #define RS_MAX_TEXTURE 2
 
 enum RsDataType {