v2.0 (for dfhack 0.34.11-r5)

• New maintainer
• Changed socket library to websocketpp
• Moved build system to CMake
• Removed queuing system
• Removed idle timer
• Added environment vars for basic configuration
• Changed from host-side resizing to a fixed game size
• Added letterboxing to client-side views
• Added IRC sidepane
• Added user count, time left, and player nicknames to UI
• Added configurable client parameters
• Moved from fixed-delay to capped framerate
• Added version negotation