remove & from debug messages

remove & from debug messages

perl -p -i -e 'next if !/DEBUG/;s/\"&/\"/' $(git grep '"&' src | grep DEBUG | sed 's/:.*//' | sort -u)

perl -p -i -e 'next if !/DEBUG/;s/&control/control/g' $(git grep DEBUG | grep '&' | sed 's/:.*//' | sort -u)

along with request, reply, session, and a few manual edits