update ms2 and ortp

diff --git a/mediastreamer2 b/mediastreamer2
index b2ddf6ece0aede9c602cfb39d3f43f177c9dbf7e..a77366122ae4366914fb578bd8f28878f7f521be 160000 (submodule)
--- a/mediastreamer2
+++ b/mediastreamer2
@@ -1 +1 @@
-Subproject commit b2ddf6ece0aede9c602cfb39d3f43f177c9dbf7e
+Subproject commit a77366122ae4366914fb578bd8f28878f7f521be

diff --git a/oRTP b/oRTP
index 16db796543aa4cf0e44bb022f5556d7536e60c34..20b527144f9850dd9065d96db7a20244e8a8b227 160000 (submodule)
--- a/oRTP
+++ b/oRTP
@@ -1 +1 @@
-Subproject commit 16db796543aa4cf0e44bb022f5556d7536e60c34
+Subproject commit 20b527144f9850dd9065d96db7a20244e8a8b227