merge patch to parametrize video codecs in linphonec.

[linphone] / mediastreamer2

diff --git a/mediastreamer2 b/mediastreamer2
index bc6cdb650a9fc76d00380221eb0198ba4bb96812..0401519a5946e9216c836ef6271bb2b3bf688179 160000 (submodule)
--- a/mediastreamer2
+++ b/mediastreamer2
@@ -1 +1 @@
-Subproject commit bc6cdb650a9fc76d00380221eb0198ba4bb96812
+Subproject commit 0401519a5946e9216c836ef6271bb2b3bf688179