- Update to 1.8.6
- Update to 1.9.0
- Update to 1.9.1
- Update to 2.2.1
- Add LICENSE
- Update COMMENT
- Space/Tab twiddle

Changes:	https://github.com/mongodb/bson-ruby/blob/master/CHANGELOG.md
Revert "- Update to 2.2.1"

This reverts commit 043a69174b70016e6ef72155487bb90d41d60cc3.
update to 1.10.2

required by mongodb26
update to 1.10.2

required by mongo26