changed naming scheme for variables so it matches

asterisk standard, changed it so it can take frames
 of sizes other than 20ms, allowed for the app to reload
 properly, and finalyl changed sample to general section
 as to follow standards.


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@10086 65c4cc65-6c06-0410-ace0-fbb531ad65f3