Fixes #1079
Fixes issue with esc key not deselecting the current thang
Fixes issues with dragging thangs onto the map
Adds nanoscroll to thang tab in level editor
Adds nanoscroll for other tabs in editor
Resolves an issue with nanoscroller and initially hidden content
Trying to fix some Simulator loading errors.
Merge branch 'master' of git://github.com/jayant1992/codecombat