Removed now obsolete CVS substitutions.

Replaced CVS ID variables with a single variable $document-name that uses the base-uri() function to extract the name of the document being processed. The CVS IDs can be gradually expunged from source files as we go. (closes #1)

Updated start date for 2013.

Added generated files to .gitignore.

Toned down overly-exuberant use of back-quotes.

Converted to Markdown and updated content.

Renamed from .cvsignore.

Fixed permissions.

- Added omitted lower-case calls in layer exclusion code.

- Fixed the way that titling for calendar documents is handled so that it ...

works correctly in both standalone and embedded mode.

- Refactored paper-period to period-string.

- Added support for standalone calendar documents. ...

- Refactored paper-period to period-code and added period-string variable
  computed from period-code.

- Whoops, should be HTTPS, not HTTP.

- Changed CSS link to point to Blackboard.

- Added empty template to catch un-moded document/title in document body.

- Enabled apply-templates for due dates. ...

- Added various positional cases for due dates.

- Fixed bug where too many tabular columns were generated. ...

- Added HTML support (I hope!).

- Implemented optional columns (LaTeX only).

- Changed hyperref citation colour from horrible green to blue.

- Fixed broken defaults for build-date parameters.

- Added support for empty title elements.

- Curse you, LaTeX tabulars and your special cases!! Ensured that a \\ is ...

included when the final row is followed by a row-rule.

- Fixed a bug where the last row of a tabular-header had no \\.

- Enabled hyperlinks split across multiple lines for (Xe)LaTeX. ...

- Removed now redundant link element for teaching calendars.

- Made more consistent use of <xsl:text> in parameter defaults. ...

- Added default value for paper-year parameter.
- Cleaned up charset output for (X)HTML.

- Fixed coercion bug with global paper-year parameter.

- Changed "Paper" to "Teaching" in the calendar title.

- Whoops, got the text wrong for the HTML todo template.

- Improved handling of empty todo elements.

- Added dagger and double dagger symbols.