distro script: Added empty lines for better readability

scripts/distro

@@ -9,10 +9,13 @@ if [ "${OS}" = "SunOS" ] ; then
   OS=Solaris
   ARCH=`uname -p`
   OSSTR="${OS} ${REV}(${ARCH} `uname -v`)"
+
 elif [ "${OS}" = "AIX" ] ; then
   OSSTR="${OS} `oslevel` (`oslevel -r`)"
+
 elif [ "${OS}" = "Linux" ] ; then
   KERNEL=`uname -r`
+
   if [ -f /etc/redhat-release ] ; then
     DIST=$(cat /etc/redhat-release | awk '{print $1}')
     if [ "${DIST}" = "CentOS" ]; then
@@ -27,20 +30,25 @@ elif [ "${OS}" = "Linux" ] ; then
 
     PSEUDONAME=`cat /etc/redhat-release | sed s/.*\(// | sed s/\)//`
     REV=`cat /etc/redhat-release | sed s/.*release\ // | sed s/\ .*//`
+
   elif [ -f /etc/mandrake-release ] ; then
     DIST='Mandrake'
     PSEUDONAME=`cat /etc/mandrake-release | sed s/.*\(// | sed s/\)//`
     REV=`cat /etc/mandrake-release | sed s/.*release\ // | sed s/\ .*//`
+
   elif [ -f /etc/debian_version ] ; then
     DIST="Debian `cat /etc/debian_version`"
     REV=""
+
   elif [ -f /etc/gentoo-release ] ; then
     DIST="Gentoo"
     REV=$(tr -d '[[:alpha:]]' </etc/gentoo-release | tr -d " ")
+
   elif [ -f /etc/arch-release ] ; then
     DIST="Arch Linux"
     REV="" # Omit version since Arch Linux uses rolling releases
     IGNORE_LSB=1 # /etc/lsb-release would overwrite $REV with "rolling"
+
   elif [ -f /etc/os-release ] ; then
     DIST=$(grep '^NAME=' /etc/os-release | cut -d= -f2- | tr -d '"')
     REV=$(grep '^VERSION_ID=' /etc/os-release | cut -d= -f2- | tr -d '"')