Ignore all *.html files, but only in top directory.
Add the files used automatically by "rst2s5 --theme=small-white".

These files are in the public domain, except for iepngfix.htc, which
is under LGPL 2.1+ (see notice in file).

This command adds the pristine versions of the files, so that the
small changes that I made in the files in the next commit will be
documented.
Add the talk that I presented at GitMerge 2013.
Merge branch 'git-merge-talk'.

Add a talk that I presented at GitMerge 2013.