Restore a thin outline to the publications chart

This is in case the yellow is a bit faint.  I should check the
yellow color again after test-printing it on the actual printer.
Disable hyphenation on poster
Rearrange poster to add a usage of catalogs box

Unfortunately "Interaction with Catalogs" didn't fit comfortably
in the box heading so I gave it the more boring title
"Usage of Catalogs" instead.
Add a note about characterizing physical sources
Adjust some spacings
Positioning now depends on source catalogs panel
Remove peak catalog detail

SFG mentioned that this was pretty standard stuff so we should
omit it and make more room for the conclusions panel.  Altered
the box definitions to make the three lower right panels the
same height.
Restore extra detail to the QA panel
Minor edits to poster text
Perform spell-check of poster