Add the same CSS stylesheet as for the user guide. Use dollar entities to

prevent keywort substitution.

docs/lcdproc-dev/releasing.docbook

@@ -56,7 +56,7 @@ release.
   <step>
     <para>
     Revert files that need to retain their version number after merge. Due to
-    some wired import of external files, some files always get their $Id$ tag
+    some wired import of external files, some files always get their &dollar;Id&dollar; tag
     updated, even if there has been no change. The following files should be
     reverted to their previous version (given that there has really no change
     happened):