Nine Work for AirWatch

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* Adds the built-in Office viewer (Hancom Office viewer)
Please contact us at [email protected] if you want to use the built-in Office viewer.
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* Adds AppConfigs
- AppDisableURLRedirection
- AppStrings
- AppSecondaryEmailDomains
* Supports Birthday/Anniversary Calendar
Nine - Settings > An account > Calendar > Other calendars
* Adds Working hours option
Nine - Settings > Calendar > working hours
* Adds the feature to import the signature from html attachment viewer