Dynamic Player Animations

Special thanks to Rega for run and idle animations

• New base idle animation (adaptaed from work by rega)
• New run animation (made by rega)
• Reworked some cape physics code
• Improved stairs interactions
• Tuned walking stride and step timing
• Riding animations: Amazing integration with my detailed worlds horses
• Improved wall contact poses
• Cleaned up some code and optimisations
• Added credits file