Cleanup of files, removal of files that were moved to wiki.

deleted image files (they too were moved to the wiki.)

deleted 'working' folder.
Added one more link to the UW page.
Merge pull request #1351 from willum070/doc-1

Cleanup of files, removal of files that were moved to wiki.
Merge pull request #1352 from willum070/doc-2

Added one more link to the UW page.