Patch v1.2.7

Hi folks, another bugfix patch, details below:

• Fix an issue with eagles getting stuck that was having negative effects on performance in Flooded City and Canyon Peaks.
  
• Make the photo scorecard better account for string overflow
  
• Disable all highlights correctly on level end
  
• ERW1N can now move on water hyacinths as well
  
• Correct the handbook icon for the rocket silo
  
• Numerous small animal/photo mode fixes