Kiddy - 儿童 WordPress 主题 2.0.7

Fixed:
- Some minor php notices issue,
- Fatal error for blog pages created by metatags issue,
- Backup fonts issue,
- WooCommerce 9.5 templates updated.

Fixed:
- WooCommerce 9.3 templates updated.

Fixed:
- Removed obsolete Twitter-related functionality,
- Header php notice issue.