[System]
Optimization - MIUI system font (12-19)
[Messages]
Fix - App might FC when using big font (09-24)
Optimization - Mails integration in non-Chinese context (09-02)
Fix - Time display error in mails list (09-02)
Fix - Sometimes, log into more than one accounts would cause FC (09-02)
Fix - Downloaded attachments displayed as 0B when forwarding mails (09-02)
Fix - IMAP accounts' sync frequency could not be set as never (09-02)
Fix - Attachments number display wrongly when attachments reached the maximum number (09-02)
Fix - Sometimes, app would FC in entering after changing system language (09-02)
Fix - Meetings time displayed wrongly when viewing in Calendar (09-02)
[Calendar]
Fix - Could not set events created from messages to whole day (09-02)
[Mi Cloud]
Optimization - Internet request when syncing messages (12-19)
