Django 1.8.4 版本发行说明

漏洞修复

• Added a system check warning if the old TEMPLATE_* settings are defined in addition to the new TEMPLATES setting.
• Fixed QuerySet.raw() so is not raised when using the db_column name of a ForeignKey field with primary_key=True ().
• Fixed has_changed() method in (#25215, ).
• Fixed the recording of squashed migrations when running the migrate command (#25231).
• Prevented varchar_patterns_ops and text_patterns_ops indexes for ArrayField ().