Add slackware option to main

src/linux.ipxe

@@ -13,6 +13,7 @@ item fedora ${space} Fedora
 item gentoo ${space} Gentoo
 item opensuse ${space} openSUSE
 item scientific ${space} Scientific
+item slackware ${space} Slackware
 item ubuntu ${space} Ubuntu
 item tinycore ${space} TinyCoreLinux
 # Options
@@ -56,3 +57,7 @@ goto linux_menu
 :scientific
 chain scientific.ipxe
 goto linux_menu
+
+:slackware
+chain slackware.ipxe
+goto linux_menu

src/slackware.ipxe

@@ -18,7 +18,6 @@ echo -n Enter version: ${} && read version
 set dir slackware/slackware${sbits}-${version}
 
 imgfree
-imgtrust --allow
 kernel ${mirror}/${dir}/kernels/huge.s/bzImage
 initrd ${mirror}/${dir}/isolinux/initrd.img
 imgargs bzImage load_ramdisk=1 prompt_ramdisk=0 rw printk.time=0 SLACK_KERNEL=huge.s ${params}