New food types

• Added grass as a separate food source, so not all plant eaters automatically become grass eaters
• Added marine snow as a separate food source, so not all filter feeders automatically become deep sea animals

Work on the diet UI

• Added fungi, grass and marine snow
• Prey can now also be excluded/focused for their secondary color
• Prey can now also be excluded/focused for their skin pattern
• Fungi can now be excluded from a diet
• Added animal specific color vision bars
• Polished positioning of color bars

Other food related fixes

• Eaten plankton statistics are now shown correctly on the species detail view
• Eaten grass statistics are now shown correctly on the species detail view

Changes to mouth statistics

• Add fruit and sap food types to 'generalist with external parts'
• Added fruit to 'primitive air breather'
• Added fruit to 'trunk'
• Added grass to 'spike resistant plant eater'
• Added grass to 'temperature regulating plant eater'
• Added fungi to 'tusked generalist'
• Added fruit to 'pointy teeth'
• Added marine snow to 'filter feeder with external parts'
• Added marine snow to 'deep sea meat eater'
• Added marine snow to 'marine snow feeder'

Fixes for body part positions

• Further polishing of body part positions in subslots
• The body part 'attractive tuft of hair' no longer disconnects from the body when you scale it up

Worked on random mutation behavior

• Revised the random mutations system for instincts, so it can handle all new instinct extensions
• Added new diet options to random mutation system
• Added hormone mutation
• Incorporated all new skin patterns
• Fixed various statistics that were not correctly changed when a bodypart is upgraded or downgraded

Fixes for the grass visualization

• Grass in the species detail view no longer looks like a single blade
• Added way more blades to the Linux grass shader

Other fixes

• The random mutation chance view now scales with the screen size (and is no longer controlled by the GUI scale setting)