Use trisquel-mini syslinux template

config/includes.binary/isolinux/txt.cfg

 default live
 label live
-  menu label ^Try Trisquel Sugar TOAST without installing
+  menu label ^Try Trisquel Mini without installing
   kernel /casper/vmlinuz
-  append cdrom-detect/try-usb=true file=/cdrom/preseed/trisquel.seed initrd=/casper/initrd boot=casper init=/bin/bash --
+  append cdrom-detect/try-usb=true persistent file=/cdrom/preseed/trisquel.seed initrd=/casper/initrd boot=casper init=/sbin/init --
 label install
-  menu label ^Install Trisquel Sugar TOAST
+  menu label ^Install Trisquel
   kernel /casper/vmlinuz
-  append cdrom-detect/try-usb=true file=/cdrom/preseed/trisquel.seed initrd=/casper/initrd boot=casper only-ubiquity splash quiet noprompt --
+  append cdrom-detect/try-usb=true file=/cdrom/preseed/trisquel.seed initrd=/casper/initrd boot=casper splash quiet noprompt only-ubiquity --
 label check
   menu label ^Check disc for defects
   kernel /casper/vmlinuz