final round presentation added
Text fixes

Marketplace description improved
RockyPath description doesn't describe large boulder blocking path
CryingMan description explains tears of joy after house made
Instructions typos fixed
GIFs added

item_TA, gear, grad, plank, workstation
loc_MIT, cluster, stata
Add missing image parameter to select constructors

Dynamically created objects (Gear, Plank) images not functioning
properly, but not breaking either.
fixes #76
Merge branch 'master' into gh-pages