website: canonical URL handling for category pages
website: partial fix for separate-thread sessions
website: remaining fix for phetsession access in separate thread not in request cycle
website: changelog fix
website: changed sponsor support section on homepage
website: the rest of the files
website: actually all of the files
website: added related sims mock-up
website: fix and doc improvement for related sims
website: front-page sponsor style changes
website: ERCSME fix
website: added troubleshooting link on front page
website: thinned the headers on the homepage
website: updated copyright on website to 2011
website: more styling of sponsor area updates
website: reordering of simulation sections
website: proper search synchronization
website: improved simulation search engine
website: converted contribution search to StandardAnalyzer
website: tips for teachers "seeBelow" link added