Update the Linphone stack:

Linphone 3.10.2
bctoolbox 0.2.0
oRTP 0.27.0 + bump PORTREVISION on dependent ports (devel/libosmo-abis)
bzrtp 1.0.4
Belle-SIP 1.5.0
Mediastreamer 2.14.0
MS plugins (msbcg729 1.0.2, msopenh264 1.1.2)