Update oRTP and mediastreamer2 submodules.

diff --git a/mediastreamer2 b/mediastreamer2
index 8d85a5ded3b18e2d3d4ba22ee75e0f1ef9c0f739..b2ddf6ece0aede9c602cfb39d3f43f177c9dbf7e 160000 (submodule)
--- a/mediastreamer2
+++ b/mediastreamer2
@@ -1 +1 @@
-Subproject commit 8d85a5ded3b18e2d3d4ba22ee75e0f1ef9c0f739
+Subproject commit b2ddf6ece0aede9c602cfb39d3f43f177c9dbf7e

diff --git a/oRTP b/oRTP
index b055a505042c4420e104ce81a09790c5373f62bb..16db796543aa4cf0e44bb022f5556d7536e60c34 160000 (submodule)
--- a/oRTP
+++ b/oRTP
@@ -1 +1 @@
-Subproject commit b055a505042c4420e104ce81a09790c5373f62bb
+Subproject commit 16db796543aa4cf0e44bb022f5556d7536e60c34