Extra logging when installing mesh

src/freedombone-image-mesh

     if ! grep -q "ramdisk" /etc/fstab; then
         mount -t tmpfs -o size=${ramdisk_size_mb}m tmpfs /mnt/ramdisk
         echo "tmpfs       /mnt/ramdisk tmpfs   nodev,nosuid,noexec,nodiratime,size=${ramdisk_size_mb}M   0 0" >> /etc/fstab
+        echo $"${ramdisk_size_mb}M ramdisk created for /tmp" >> $INSTALL_LOG
     fi
 }
 
     if [ ! -d /home/$MY_USERNAME/Desktop ]; then
         if ! grep 'ro,subvol=@' /etc/fstab; then
             sed -i 's|subvol=@|ro,subvol=@|g' /etc/fstab
+            echo $'Root filesystem set to read only' >> $INSTALL_LOG
         fi
     fi
 }