Fix strtok_r definition conditions
Silk 8k codec bitrate from 10000 -> 13000.
Add switch to disable broken srtp detection.

Useful when not linking with polarssl.
Support libzrtpcpp 2.0, 2.1+ and 3.x

2.1+ generates libzrtpcppcore
3.x generates libzrtpcpp but breaks API
Some changes to only use API allowed for WP8 applications.
disable srtp replay protection for tx side (useless and creates problem with telephone-event packets).
Do not redefine inline macro as this causes some troubles with some compilers.
Revert "Do not redefine inline macro as this causes some troubles with some compilers."

This reverts commit 706f0b59f818a69c673053e831fa1f19a855f80b.
-improve netsim
-add debug traces
increase version to 0.22.1
Fix srtp detection.
rtp_session_compute_send_bandwidth return -1, even if no session
Always use shared libraries for SRTP and ZRTP on Android.
Fix OutputDebugString in unicode on Windows Phone.
Added isac payload type
fix clang warnings
change gettimeofday into ortp_gettimeofday (for windows)
Include patch from linphone web version.
Add missing file from last commit.
Update .gitignore.