Fixing zeronet

src/freedombone-mesh

 fi
 
 if [[ $peer_index == 1 ]]; then
-    cd ZERONET_DIR
+    cd $ZERONET_DIR
     zeronetavahi
     python zeronet.py &
     if which xdg-open > /dev/null; then

src/zeronetavahi

 fi
 
 TEMPFILE=/tmp/tmpzeronetavahi.txt
-avahi-browse -atrl | grep "Workstation\|hostname =\|address =\|port =" > $TEMPFILE
+avahi-browse -atr | grep "Workstation\|hostname =\|address =\|port =" > $TEMPFILE
 if [ ! -f $TEMPFILE ]; then
     exit 1
 fi