Githawk: Outlook style tab bar colors

[rnystrom]

I kind of love these. Thoughts?

Bug Report Dump (Auto-generated)

Version 1.16.0 (1513090523)
Device: iPhone X (iOS 11.2)
TestFlight: true

[Sherlouk]

Loving the more design questions recently, would be intrigued to see what our set would look like!

[Huddie]

I kind of love these. Thoughts? ...

@rnystrom Outlook also has a beautiful animation on the calendar tab icon when scrolling in calendar -> agenda

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[rnystrom]

@Huddie 😱 that is incredible!

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