merged typo fixes from david

diff --combined debian/changelog
index 658478b500c129ed80c8cbb2ea5a990ea46d49ac,c9c0d49e680ae508c87750a95176ec8dadbe8ada..f8e8abecf4eab97a1c93a7429e5e3dcedbd9b824
--- 1/debian/changelog
--- 2/debian/changelog
+++ b/debian/changelog
@@@ -12,13 -12,6 +12,13 @@@ apt (0.7.24) UNRELEASED; urgency=lo
    * doc/style.txt, buildlib/defaults.mak, buildlib/manpage.mak:
      - fix a few typos in the comments of this files
  
 +  [ Michael Vogt ]
 +  * apt-pkg/deb/dpkgpm.cc:
 +    - when tcgetattr() returns non-zero skip all pty magic 
 +      (thanks to Simon Richter, closes: #509866)
 +  * apt-inst/contrib/arfile.cc:
 +    - show propper error message for Invalid archive members
 +
    [ David Kalnischkies ]
    * doc/Doxyfile.in:
      - update file with doxygen 1.6.1 (current unstable)
@@@ -36,7 -29,7 +36,7 @@@
        a bit and improve the documentation for this option group.
    * doc/apt.conf.5.xml:
      - document the Acquire::http::Dl-Limit option
-     - try to be cristal clear about the usage of :: and {} (Closes: #503481)
+     - try to be crystal clear about the usage of :: and {} (Closes: #503481)
    * doc/apt-cache.8.xml:
      - clarify the note for the pkgnames command (Closes: #547599)
    * doc/apt.ent, all man pages: