installer: fix menu display, log file function

remove unused menu item, which breaks view log function
create empty log file, so view log function works prior to install

Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>

packages/tools/installer/scripts/installer

@@ -611,8 +611,7 @@ menu_main() {
     --title "$MSG_TITLE" --menu "$MSG_MENU" 20 70 5 \
       1 "Quick Install of OpenELEC" \
       2 "Repair / Upgrade" \
-      3 "Setup OpenELEC" \
-      4 "Show logfile" 2> $TMPDIR/mainmenu
+      3 "Show logfile" 2> $TMPDIR/mainmenu
 
   case $? in
     0)
@@ -664,6 +663,9 @@ LOGFILE="$TMPDIR/install.log"
 rm -rf $TMPDIR
 mkdir -p $TMPDIR
 
+#create log file
+touch "$LOGFILE"
+
 # main
 
 while true; do