view doc/common.txt @ 17944:7ac2a7720724

diff: rewrite diffline

Make diffline more readable, using strings with placeholders
rather than appending to a list from many ifs that makes
difficult to understand the actual output format.

.. Common link and substitution definitions.

.. |hg(1)| replace:: **hg**\ (1)
.. _hg(1): hg.1.html
.. |hgrc(5)| replace:: **hgrc**\ (5)
.. _hgrc(5): hgrc.5.html
.. |hgignore(5)| replace:: **hgignore**\ (5)
.. _hgignore(5): hgignore.5.html