Add 'soundcard show' command to print current configuration, fix memory leak in 'soundcard use' handling, made soundcard command handler code more readable
Add 'soundcard show' command to print current configuration, fix memory leak in 'soundcard use' handling, made soundcard command handler code more readable


git-svn-id: 8f60b0cb95795e7f2da4f2192af0e1f6ffac8291@276 3f6dc0c8-ddfe-455d-9043-3cd528dc4637

wugh7125/ortp,Linphone-sync/oRTP,VTCSecureLLC/ortp,dmonakhov/ortp,caizw/ortp,carpikes/ortp,dozeo/ortp,samueljero/linphone-oRTP,VTCSecureLLC/ortp,carpikes/ortp,carpikes/ortp,Distrotech/oRTP,dmonakhov/ortp,jiangjianping/ortp,avis/ortp,videomedicine/oRTP,Linphone-sync/oRTP,dozeo/ortp,caizw/ortp,dmonakhov/ortp,samueljero/linphone-oRTP,jiangjianping/ortp,avis/ortp,wugh7125/ortp,avis/ortp,samueljero/linphone-oRTP,jiangjianping/ortp,Distrotech/oRTP,videomedicine/oRTP,Linphone-sync/oRTP,wugh7125/ortp,caizw/ortp,Distrotech/oRTP,videomedicine/oRTP,dozeo/ortp,VTCSecureLLC/ortp