Merge branch 'upnp'

[linphone] / mediastreamer2

diff --git a/mediastreamer2 b/mediastreamer2
index b21f304297319e15fbe0beb3509592022eb8e88a..2e0ef7e31e919b524cfbe1ff4ffbc409fce3599c 160000 (submodule)
--- a/mediastreamer2
+++ b/mediastreamer2
@@ -1 +1 @@
-Subproject commit b21f304297319e15fbe0beb3509592022eb8e88a
+Subproject commit 2e0ef7e31e919b524cfbe1ff4ffbc409fce3599c