generalize livekit name

.config

@@ -5,7 +5,9 @@
 # Live Kit Name. Defaults to 'mylinux';
 # For example, Slax changes it to 'slax'
 # Must not contain any spaces.
-LIVEKITNAME="slax"
+# If you change it, you must run ./tools/isolinux.bin.update script
+# in order to update isolinux.bin for CD booting.
+LIVEKITNAME="mylinux"
 
 # Kernel version. Change it to "3.2.28" for example, if you are building
 # Live Kit with a different kernel than the one you are actually running