```
security/py-{acme,certbot}: update to 0.15.0
Common:
- Update PORTVERSION and distinfo checksum (0.15.0)
- Remove unnecessary patches (applied upstream)
security/py-acme:
- Remove unnecessary RUN/TEST dependencies.
Changes: https://github.com/certbot/certbot/blob/master/CHANGELOG.md#0150---2017-06-08
Approved by: koobs (maintainer, py-certbot)
Diff Revision: D10612
```