two new document (locations)

All --

1.) Here is a persistent URI for the matrix, that you can bookmark:
http://docs.oasis-open.org/webcgm/test-materials/matrix.html

2.) The AI to add the clarification pointer link to section 2.5 is done:
http://www.cgmopen.org/technical/WebCGM_20_Requirements.html

-Lofton.