Fixes & Improvements - EA Update v0.4.0.6

Just a few fixes and improvements, mainly with repair changes.

• Improve: User repair check can call more often.
  
• Improve: Repair bots don't just stay in one place whilst fixing.
  
• Fix: Internal floor tile test not check construction corners - optimise floor check algo.
  
• Fix: Refinery info window processing settings layout for languages.
  
• Fix: Repair time of mining bots and droids. Was too quick, needs to be proportional to build time.