Beging GL2 user shaders.  Switch master to using GL2 by default.
diff --git a/rs.spec b/rs.spec
index a4e72d9..c7ae18a 100644
--- a/rs.spec
+++ b/rs.spec
@@ -372,6 +372,11 @@
 	param bool pointSpriteEnable
 	}
 
+ProgramFragmentSetShader {
+	param const char * text
+	param uint32_t length
+	}
+
 ProgramFragmentBindTexture {
 	param RsProgramFragment pf
 	param uint32_t slot
@@ -414,6 +419,11 @@
 	param bool enable
 	}
 
+ProgramVertexSetShader {
+	param const char * text
+	param uint32_t length
+	}
+
 ProgramVertexAddLight {
 	param RsLight light
 	}