asterisk:
 * add chan_capi module (3rd-party module)
 * compile-tested only
 * credits for asterisk-11 adjustments go to [http://www.adlerweb.info/blog/2013/04/15/asterisk-11-und-chan_capi Florian Knodt aka adlerweb]
 * refs #706


git-svn-id: file:///var/svn/freetz/trunk@10651 149334a1-2f27-0410-a3b9-fc62619ac1e6