Daemon 1.12.0 released

• Improvement: Add support for the invalidate-cache tag.
• Improvement: Add support for response_time_target_as_error project setting.
• Bugfix: Replace hyphens by underscores in service names included in metric names of the StatsD integration.
• Change: Promote opcache observations for low memory, interned strings and max accelerated files from warning to error level.
• Change: Update dependencies and rebuild with current Golang version.