snapsvg isn't used anymore. hu.js is used in place.
cleaning
fixed a bug with pointer events on wzin on Firefox
pinned messages are now displayed before other notable messages
prevention of tribo game deletion when there's at least one move
handling the case of a retired game type in rendering
increased delay before notification of game observer as a workaround for a current design problem (there's no direct way for observers to wait for the message to be saved in db and have an id)
addition of hu.js
removal of moment.js