sntop: style nits

Formula/sntop.rb

@@ -1,10 +1,10 @@
 require 'formula'
 
 class Sntop < Formula
-  url 'ftp://ftp.freebsd.org/pub/FreeBSD/ports/distfiles/sntop-1.4.3.tar.gz'
   homepage 'http://sntop.sourceforge.net/'
+  url 'ftp://ftp.freebsd.org/pub/FreeBSD/ports/distfiles/sntop-1.4.3.tar.gz'
   md5 '0e99c64ea5a1bad6c1a32ac0dc2e9dd9'
-  version 'v1.4.3'
+
   depends_on 'fping'
 
   def install
@@ -16,13 +16,11 @@ class Sntop < Formula
     system "make install"
   end
 
-  def caveats
-    <<-EOS.undent
+  def caveats; <<-EOS.undent
     sntop uses fping by default. fping can only be run by root by default so
     either use sudo to run sntop or setuid root fping.
 
     Alternatively, run sntop using standard ping (sntop -p).
-
     EOS
   end
 end