v2.1.4: Statistics3 JSON export, Better LevelViewer, Fix IntroDrawing

Game

• Fix error when switching tools in IntroDrawing

Statistics3

• JSON export
• Global Start Time and Time Limit

Level Viewer

• showClue: Overlay the actual gate type for covert/camouflaged gates
• showSwitchID: Overlay the ID to correlate each switch to the log event
• showWireLen: Overlay the length of each wire in grid units
• addMargin: Shrink the level slightly as done for all levels in the main game
• darkMode: Dark background instead of the print-friendly white background
• hidePower: Don't show the internal logic state of wires and output elements (light bulb/danger sign)