More Density Functions

See the changelog here

• Changes:
  • Added moredfs:cache function
• Fixes:
  • Vanilla noises and caches not working with moredfs functions
  • (0, 0) weird correlation on value_noise
  • (0, 0) correlation with extra_octaves noises

• Changes:
  • MANY new added functions, including value_noise! View the new operations on the wiki

• Fixed an issue where the power density function had an incorrect field name ("exponent"->"exp)

• Initial Forge Release!