Clarify the --help for 'purge' (LP: #243948)

cmdline/apt-get.cc

@@ -2632,7 +2632,7 @@ bool ShowHelp(CommandLine &CmdL)
       "   install - Install new packages (pkg is libc6 not libc6.deb)\n"
       "   remove - Remove packages\n"
       "   autoremove - Remove automatically all unused packages\n"
-      "   purge - Remove and purge packages\n"
+      "   purge - Remove packages and config files\n"
       "   source - Download source archives\n"
       "   build-dep - Configure build-dependencies for source packages\n"
       "   dist-upgrade - Distribution upgrade, see apt-get(8)\n"

debian/changelog

@@ -37,6 +37,7 @@ apt (0.7.21) UNRELEASED; urgency=low
   [ Dereck Wonnacott ]
   * apt-ftparchive might write corrupt Release files (LP: #46439)
   * Apply --important option to apt-cache depends (LP: #16947) 
+  * Clarify the --help for 'purge' (LP: #243948)
 
  -- Michael Vogt <michael.vogt@ubuntu.com>  Fri, 12 Sep 2008 11:34:24 +0200