Found this on His Majesties Internet:
Mouse Left and Right, Up and Down/Arrow Keys: Move Camera
WASD: Move Avatar
Shift: Sprint
C: Walk
Spacebar: Jump
Tab: Tool Wheel
Esc: Acess Field Guide
F: Interact
Tool Wheel:
LMB: Confirm
1: Select Ground Mount
2: Select Flying Mount
3: Select Broom...