Attempt to simplify muse-wiki a bit.

Attempt to simplify muse-wiki a bit.

* lisp/muse-colors.el (muse-use-font-lock): Set up muse-colors-markup
  here.

* lisp/muse-wiki.el (muse-wiki-wikiword-colors-markup)
  (muse-wiki-update-use-wikiword-colors, muse-wiki-wikiword-markup-regexp)
  (muse-wiki-update-use-wikiword-markup-regexp)
  (muse-wiki-update-use-wikiword-link-function)
  (muse-wiki-update-use-wikiword-url-transforms): Remove.
  (muse-wiki-update-use-wikiword): Not :set function is needed anymore.

* lisp/muse-wiki.el (muse-wiki-transform-wikiword): Only modify URL if
  `muse-wiki-use-wikiword' is specified.

* lisp/muse-wiki.el (muse-wiki-handle-wikiword): Don't process the URL
  unless `muse-wiki-use-wikiword' is specified.

* lisp/muse-wiki.el ("muse-colors"): Add muse-wiki-wikiword-regexp to
  muse-colors-markup.

* lisp/muse-wiki.el ("muse-publish"): Add muse-wiki-wikiword-regexp to
  muse-publish-markup-regexps.

* lisp/muse-wiki.el ("muse-publish"): Add muse-wiki-transform-wikiword to
  muse-publish-url-transforms.

* lisp/muse-wiki.el (muse-implicit-link-functions): Add
  muse-wiki-handle-wikiword to muse-implicit-link-functions.

git-archimport-id: mwolson@gnu.org--2005/muse--main--1.0--patch-105