Closed #1723: Merging pjsua2 branch into trunk



git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4704 74dad513-b988-da41-8d7b-12977e46ad98
Re #1723: Fixed compilation and linking errors



git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4705 74dad513-b988-da41-8d7b-12977e46ad98
Re #1630: Updated GNU GPL COPYING file to use the official one from http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt. It has minor differences with the one we used

git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4706 74dad513-b988-da41-8d7b-12977e46ad98
Related to Re #1656: added trace message when output route setting fails

git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4707 74dad513-b988-da41-8d7b-12977e46ad98
Re #1519 [into SVN trunk]: AudioMedia objects must not be destroyed before unregistered from conf bridge.



git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4708 74dad513-b988-da41-8d7b-12977e46ad98
More re #1655: added CLI command to toggle audio output route

git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4709 74dad513-b988-da41-8d7b-12977e46ad98
More re #1655: bug in console UI to do attended call transfer

git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4710 74dad513-b988-da41-8d7b-12977e46ad98
Re #1723: Modified build system to link with C++ library only for pjsua2 lib or app



git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4711 74dad513-b988-da41-8d7b-12977e46ad98
Misc (re #1630): Fixed GCC build warnings (thanks Tzafrir Cohen for the patch).



git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4712 74dad513-b988-da41-8d7b-12977e46ad98
Misc (re #1630): Fixed symbols that should not be exported (thanks Tzafrir Cohen for the patch).



git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4713 74dad513-b988-da41-8d7b-12977e46ad98
Misc (re #1630): Fixed some typos in the code (thanks Tzafrir Cohen for the patch).



git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4714 74dad513-b988-da41-8d7b-12977e46ad98
Added third_party/portaudio -r 1433.
Merge branch 'upstream' of https://github.com/dennisguse/pjsip into upstream
Added own README.
Fixed build issue of samples/vidgui.
Updated README.
Added ubuntu 13.10 packaging information.
Enabled video support.
Fixed difference with ubuntu's libav vs. ffmpeg.
Hopefully they will met again!
Fixed includes / linker flags for python-bindings: telling make not printing the directory.
Merge branch 'master' of https://github.com/dennisguse/pjsip