Fix citation in MatchCompilation page.
Fix use of !ViewGitFile replacement in Sources page.
Updates to replacements.

Revise ViewSVNRev, ViewGit{Proj,Commit,Commits,Dir,File}, and
RawGitFile replacements.

Use Python RE named groups for clarity.
Update logo file names.
Organize Makefile.
Updates to replacements.

Rename Link replacement as XRef replacement.
Update markup on Projects page.
Updates to markup replacements.

New <!Attachment(Page,Path)> and <!Attachment(Page,Path,Text)> replacements.
Updates to markup replacements.

Delete <!XRef(Id)> and <!XRef(Id,Text)> replacements.

New <:#Id:> and <:#Id:Text> replacements, variations on existing
<:Page#Id:> and <:Page#Id:Text> replacements.

Define a {page} attribute entry.