Merge pull request airbnb#546 from airbnb/nray_switch_to_token_upload

[PyPi] Switch to using token for uploads

Bump version to v0.8.8

Bump version to v0.8.7

Bump version to v0.8.6

Bump version to v0.8.5

Bump version to v0.8.4

Bump version to 0.8.3

Bump version to 0.8.2

Bump version to v0.8.1

Bump version to 0.8.0