Fix incorrect uses of en-dashes and em-dashes in the intro.
authorLudovic Courtès <ludo@gnu.org>
Fri, 19 Nov 2010 13:28:40 +0000 (14:28 +0100)
committerLudovic Courtès <ludo@gnu.org>
Fri, 19 Nov 2010 13:28:40 +0000 (14:28 +0100)
commitf0c56cadfda6f8e9691d5e12cbd1778f36bfde2a
tree778641c46927bc8c8ec390d106bd8972fe6dfbfb
parentcdd47ec7e55bacd7d6b8d9579a3c170c968abc82
Fix incorrect uses of en-dashes and em-dashes in the intro.

* doc/ref/intro.texi (Introduction): Use commas instead of en-dashes
  around "for example".  Use em-dashes instead of en-dashes around
  parenthetical phrases.  Remove spaces around em-dashes.
doc/ref/intro.texi