Updated menu; quiet output

installer.sh

@@ -10,12 +10,14 @@ PKGM="apt"
 if [ "$1" != "-l" ]; then
   echo "Normal mode"
   PKGM="debconf-apt-progress -- apt"
+  OUTPUT="> /dev/null 2>&1"
   IMODE=n
   fi
 
 if [ "$1" = "-l" ]; then
   echo "Legacy mode";
   PKGM="apt"
+  OUTPUT=""
   IMODE=l
 fi
 PKGA="add-apt-repository"