Update beaver to v0.6.2
Update beaver to v0.6.2

Fixes a problem with removing the .dockerignore file.

* beaver v0.6.0(bef9697)...v0.6.2(7aa224c) (2 commits)
  > Create .neptune.yml
  > Merge tag v0.5.2 into v0.6.x v0.5.2


sociomantic-tsunami/ebtree,sociomantic-tsunami/ebtree