Thanks for all the feedback so far!

A lot of things added and tweaked, but still fairly unbalanced. Here's what's new:

• added new room: lava pool
• added new room: gold refinery
• added new room: stone gazer
• added new unit: fire lizard 
• added new enemy: brawler 
• added new enemy: scout 
• added animation to cauldron
• added particle effect to the Orb
• added visual effect to ui orb if game orb is attacked
• added simple death animation/frame
• added dig animation
• added heal animation
• added WASD scrolling 
• tweaked hp and atk across all units
• changed weights on pathfinding to better avoid clustering
• changed visuals for hungry troggs
• redrew tile for outer dungeon wall
• decreased cost of rooms to 15g
• increased range of dig job
• clarified status indicator text
• fixed being able to make dig jobs outside visible area
• fixed quests not completing properly
• fixed mine jobs being carried out even if cancelled