d/changelog: cleanup trailing whitespaces

Reported by lintian.
Signed-off-by: Arturo Borrero Gonzalez <arturo@debian.org>

debian/changelog

@@ -277,11 +277,11 @@ iptables (1.4.21-1) unstable; urgency=low
     + Added string match man page hex examples. Closes: #699904
     + Merged 0201-iptables-xml_man_section.patch
     + Merged 0303-extension_cppflags.patch
-    + Merged 0401-state-match-display.patch 
+    + Merged 0401-state-match-display.patch
   * Updated iptables-apply to v1.1. Closes: #580941
   * Use mktemp instead of tmpfile for iptables-apply. Closes: #668582
   * Add iptables-apply info to man pages. Closes: #660748
-  * Updated debian/copyright 
+  * Updated debian/copyright
   * Updated debian/control Description
   * Removed debian/builddir hack and other debian/rules cruft
   * Removed debug info from README.Debian
@@ -303,7 +303,7 @@ iptables (1.4.20-1) unstable; urgency=low
   * New upstream release
   * added 0401-state-match-display.patch for the missing state match
     display reported by Eugene Berdnikov and fixed by Phil Oester. Thanks.
-    Closes: #718810 
+    Closes: #718810
   * upstream fix addresses concurrent invocation issues reported by
     Lamont Jones. Fixed upstream by Phil Oester and Pablo Neira Ayuso.
     Closes: #710997
@@ -346,7 +346,7 @@ iptables (1.4.16.3-4) unstable; urgency=low
 
 iptables (1.4.16.3-3) unstable; urgency=low
 
-  * Added versioned libxtables dependency 
+  * Added versioned libxtables dependency
 
  -- Laurence J. Lane <ljlane@debian.org>  Sun, 28 Oct 2012 09:40:00 -0400
 
@@ -369,14 +369,14 @@ iptables (1.4.16.3-1) unstable; urgency=low
 iptables (1.4.14-3) unstable; urgency=low
 
   * Fixes iptables comment output error reported by Christoph Anton
-    Mitterer. Fixed upstream by Pablo Neira Ayuso. Thanks. 
+    Mitterer. Fixed upstream by Pablo Neira Ayuso. Thanks.
     Closes: #679098
 
  -- Laurence J. Lane <ljlane@debian.org>  Sat, 28 Jul 2012 11:58:38 -0400
 
 iptables (1.4.14-2) unstable; urgency=low
 
-  * Added missing 1.4.13-1.1 NMU fix 
+  * Added missing 1.4.13-1.1 NMU fix
 
  -- Laurence J. Lane <ljlane@debian.org>  Mon, 11 Jun 2012 17:39:35 -0400
 
@@ -402,8 +402,8 @@ iptables (1.4.13-1) unstable; urgency=low
 
 iptables (1.4.12.2-3) unstable; urgency=low
 
-  * Added CPPFLAGS for extensions to enable hardening. Report and 
-    patch by Simon Ruderich. Thanks. Closes: #665286 
+  * Added CPPFLAGS for extensions to enable hardening. Report and
+    patch by Simon Ruderich. Thanks. Closes: #665286
 
  -- Laurence J. Lane <ljlane@debian.org>  Thu, 22 Mar 2012 18:54:37 -0400
 
@@ -414,7 +414,7 @@ iptables (1.4.12.2-2) unstable; urgency=low
 
   * include/linux/types.h refresh adds __aligned_u64. Gleaned from a post
     by Autif Khan. Fixes FTBFS reported by Moritz Muehlenhoff. Thanks.
-    Closes: #664066  
+    Closes: #664066
 
  -- Laurence J. Lane <ljlane@debian.org>  Thu, 15 Mar 2012 14:03:31 -0400
 
@@ -483,7 +483,7 @@ iptables (1.4.9-1) unstable; urgency=low
 
   * New upstream release
   * remove extra iptables-xml.8. Reported by David Prevot. Thanks.
-    Closes: #590619 
+    Closes: #590619
 
  -- Laurence J. Lane <ljlane@debian.org>  Sat, 07 Aug 2010 18:24:17 -0400
 
@@ -534,14 +534,14 @@ iptables (1.4.6-1) unstable; urgency=low
 iptables (1.4.5-1) unstable; urgency=low
 
   * New upstream release
-  * Bumped Standards Version to 3.8.3 
+  * Bumped Standards Version to 3.8.3
   * Moved to source format 3.0 (quilt)
   * s/macthes/matches/ in iptables(8). Reported by Trent W. Buck and
-    fixed upstream. Closes: #539101 
+    fixed upstream. Closes: #539101
   * s/packages/package in iptables-dev descrition. Reported by Pascal
     De Vuyst. Thanks. Closes: #557369
   * Fixed iptables-apply default rule problem reported by StalkR. Fixed
-    upstream. Thanks. Closes: #547734 
+    upstream. Thanks. Closes: #547734
 
  -- Laurence J. Lane <ljlane@debian.org>  Sat, 28 Nov 2009 16:41:04 -0500
 
@@ -556,12 +556,12 @@ iptables (1.4.4-2) unstable; urgency=low
 iptables (1.4.4-1) unstable; urgency=low
 
   * New upstream release
-  * Upstream added Ian Bruce's man page errors fix. Thanks. 
+  * Upstream added Ian Bruce's man page errors fix. Thanks.
     Closes: #531677
   * Upstream added Piotr Lewandowski's iptables(8) typo fix. Thanks.
     Closes: #528457
   * Upstream fixed intraposition vs extraposition deprecation warning.
-    Thanks. Closes: #528736 
+    Thanks. Closes: #528736
   * Added ip6tables-apply symlinks for martin f krafft. Closes: #524862
 
  -- Laurence J. Lane <ljlane@debian.org>  Thu, 18 Jun 2009 08:14:55 -0400
@@ -569,7 +569,7 @@ iptables (1.4.4-1) unstable; urgency=low
 iptables (1.4.3.2-2) unstable; urgency=low
 
   * added iptables dependency to iptables-dev. Reported by Sebastian
-    Harl. Thanks. Closes:# 524766 
+    Harl. Thanks. Closes:# 524766
 
  -- Laurence J. Lane <ljlane@debian.org>  Sun, 19 Apr 2009 14:57:46 -0400
 
@@ -591,7 +591,7 @@ iptables (1.4.3.1-1) unstable; urgency=low
   * Fixed "Unknown arg %s" problem reported by Guillem Cantallops Ramis.
     Fixed upstream. Thanks.  Closes: #469548
   * Fixed iptables-save output problem reported by Ivan Vilata i Balaguer.
-    Fixed upstream. Closes: #514869 
+    Fixed upstream. Closes: #514869
   * Fixed iptables-save quoting problem reported by
     =?UTF-8?B?0YHRgtGA0L7QvdC90Lg=?= Closes: #519584.
     Fixed upstream. Thanks. Closes: #519584
@@ -600,7 +600,7 @@ iptables (1.4.3.1-1) unstable; urgency=low
   * Fixed string match non-null terminator reported by Franck Joncourt.
     Fixed upstream. Thanks. Closes: #513516
   * Added libiptc upstream. Requested by many. Closes: #473533
-  * Fixed tcmpss inversion. Patch by Jan Engelhardt. Thanks. 
+  * Fixed tcmpss inversion. Patch by Jan Engelhardt. Thanks.
 
  -- Laurence J. Lane <ljlane@debian.org>  Fri, 27 Mar 2009 17:02:43 -0400
 
@@ -614,7 +614,7 @@ iptables (1.4.2-6) unstable; urgency=high
 iptables (1.4.2-5) unstable; urgency=low
 
   * fixed libxt_multiport man page typo. Reported and patched by
-    Marc Fournier. Thanks. Closes: #511891 
+    Marc Fournier. Thanks. Closes: #511891
   * fixed iptables-restore.8 formatting. Reported and patched by
     shaulkarl. Thanks. Closes: #512281
   * fixed libxt_owner spacing. Reported by Dr. Markus Waldeck. Patched
@@ -635,16 +635,16 @@ iptables (1.4.2-3) unstable; urgency=low
   * added debian/builddir.mk support
   * corrected 1.4.2-1 changelog entry: 's@moved iptables@&-xml@'.
     Reported by jidanni. Thanks.
-  * lintian override left out of 1.4.2-2 
+  * lintian override left out of 1.4.2-2
 
  -- Laurence J. Lane <ljlane@debian.org>  Fri, 09 Jan 2009 15:36:33 -0500
 
 iptables (1.4.2-2) unstable; urgency=low
 
   * lintian cleanups:
-    - moved libxtables.so to iptables-dev package 
+    - moved libxtables.so to iptables-dev package
     - added override for libxtables
-    - added ${misc:Depends} for debhelper 
+    - added ${misc:Depends} for debhelper
     - changelog utf8 conversion
 
  -- Laurence J. Lane <ljlane@debian.org>  Sat, 03 Jan 2009 22:20:58 -0500
@@ -654,11 +654,11 @@ iptables (1.4.2-1) unstable; urgency=low
   * New upstream release. Reported by Torsten Werner. Thanks.
     closes: #503229
   * moved iptables-xml from /usr/sbin to /usr/bin. Reported by Alexey
-    Feldgendler. Thanks. closes: #509386  
+    Feldgendler. Thanks. closes: #509386
   * -multi bins were included in buildd generated packages. Reported
     by Alexey Feldgendler. closes: 509385
   * added missing iptables.xslt. Reported by Carl Fürstenberg. Thanks.
-    closes: #501615. 
+    closes: #501615.
 
  -- Laurence J. Lane <ljlane@debian.org>  Fri, 02 Jan 2009 17:19:08 -0500