set version to 0.86.2.dev

version bump to 0.86.1

set version to 0.86.1.dev

version bump to 0.86.0

set version to 0.85.6.dev

version bump to 0.85.5

set version to 0.85.5.dev

version bump to 0.85.4

set version to 0.85.4.dev

version bump to 0.85.3