8.6.0

• The message attribute on Event/Group is now purely used for search storage.
• The sentry.interfaces.Message interface now contains a formatted attribute.
• SENTRY_MANAGED_USER_FIELDS now defaults to an empty list.
• Issues now render based on the type of data present, which are represented by
  the type and metadata attributes in API responses.
• Stacktrace rendering has been greatly simplified and unified across languages.
• Client's may now pass the 'contexts' attribute, which will eventually supercede 'extra'.
• Various named contexts are now automatically generated and summarized for Cocoa and JavaScript
  issues.
• Added JSON formatting for logs with system.logging-format.
• Added a loglevel command line flag to most commands.
• Added two factor authentication support.
• Added support for setting IP address of an event automatically on event submission for all platforms.
• Added unsubscribe links to mails.
• Added email verification.
• Added ability to link/unlink Issues, support is dependent on plugins.
• Can now toggle between minified/original code in stacktraces where sourcemaps were applied.
• Can now upload release artifacts with tilde prefix (~) to omit protocol + host in URL lookups.

Schema Changes

• Added User.is_password_expired column.
• Added User.last_password_change column.
• Added UserEmail model.
• Added unique index on GroupTagValue(group_id, key, value)
• Remove unique index on GroupTagValue(project_id, group_id, key, value)
• Added index on GroupTagValue(project_id, key, value)
• Added GroupSubscription model.

See 8.5.1...8.6.0 for full changes

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245 files changed, 5558 insertions(+), 1638 deletions(-)