2011-07-31  Andreas J. Guelzow <aguelzow@pyrshep.ca>

	* data-format-conditional.xml: new stub
	* Makefile.am: include data-format-conditional.xml
	* data-format.xml: refer to data-format-conditional.xml
	* gnumeric.xml: add data-format-conditional entity
	* gui-menus.xml: fix typo
	* manual-usage.xml: update chapter listing
	* worksheets.xml: update info on worksheet size