Was working on chat button, but now there's no chat options.  Committing code for reference in case we add dialog options back in.
Added and Update() function for IInteractions and ILevels.  Added interface IDialogMsg.  Note: Changes are untested.
Fixed added Update() to game_interactions.ts
Merge branch 'master' of https://github.com/rit-somethings-wrong/somethings-wrong