provide more detailed means to configure xinha (simplified toolbar, configured plugins, ...); allow per directory and per page configuration of xinha; provide mc example from documentation.
upgrade to version 0.27. alignment with xotcl-core 0.38 (use cr_item.name instead of cr_revisions.title), change page_title to title (potential incompatibility) to rely more strictly to the CR data model (most files are effected).