Revert "Testing out SteamOS"

This reverts commit f8f6e73fcb753afa34c5657cb4c487f0e410b5c9.

src/linux.ipxe

@@ -15,7 +15,6 @@ item gentoo ${space} Gentoo
 item opensuse ${space} openSUSE
 item scientific ${space} Scientific
 item slackware ${space} Slackware
-item steamos ${space} SteamOS
 item ubuntu ${space} Ubuntu
 item tinycore ${space} TinyCoreLinux
 # Options
@@ -67,7 +66,3 @@ goto linux_menu
 :slackware
 chain slackware.ipxe
 goto linux_menu
-
-:steamos
-chain steamos.ipxe
-goto linux_menu

src/steamos.ipxe

@@ -1,27 +0,0 @@
-#!ipxe
-
-# SteamOS
-# http://store.steampowered.com/
-
-goto ${menu}
-
-:steamos
-set os steamos
-
-menu SteamOS ${arch_a}
-item brewmaster SteamOS brewmaster
-item alchemist SteamOS alchemist
-choose version || goto steamos_exit
-goto steamos_boot
-
-:steamos_boot
-imgfree
-set mirror repo.steampowered.com
-set dir steamos/dists/${version}/main/installer-amd64/current/images/netboot/debian-installer/amd64
-kernel http://${mirror}/${dir}/linux vga=788 
-initrd http://${mirror}/${dir}/initrd.gz
-boot
-
-:steamos_exit
-clear menu
-chain linux.ipxe