Log Message:
py-raven: updated to 6.7.0

6.7.0:
[Sanic] Added support for sanic.
[Core] Disabled dill logger by default
[Core] Added SENTRY_NAME, SENTRY_ENVIRONMENT and SENTRY_RELEASE environment variables
[Core] DSN secret is now optional
[Core] Added fix for cases with exceptions in repr
[core] Fixed bug with mutating record.data