Remove remaining external POD, they are in the mods repository

- Deleted
  - files/lib/Fancy/Join/Defined.pod
  - files/lib/Fancy/Join/Grammatical.pod
  - files/lib/Fancy/Map.pod
  - files/lib/Fancy/Open.pod
  - files/lib/Fancy/Rand.pod
  - files/lib/Fancy/Splice.pod
  - files/lib/Fancy/Split.pod
  - files/lib/Random/Color.pod
  - files/lib/Random/Descriptor.pod
  - files/lib/Random/Dragon.pod
  - files/lib/Random/FamilyMember.pod
  - files/lib/Random/GemMetalJewelry.pod
  - files/lib/Random/Misc.pod
  - files/lib/Random/Range.pod
  - files/lib/Random/Size.pod
  - files/lib/Random/SpecialDice.pod
  - files/lib/Random/Thing.pod
  - files/lib/Random/Time.pod
- Modified files/lib/readme.md

Author: LadyAleena