* Replace MDC all icons
* Update border
* Replace MDCActionExtension icon with new logo
* Update all headers to be white on black
* Make Catalog greyscale to match Material’s style.
* Fix collection tile
* Update all headers to be white on black
* Make Catalog greyscale to match Material’s style.
* Fix collection tile
* WIP: Updating TabBar example to use black/green theme.
* WIP: Monochoroming all examples.
* Switch MDC Catalog to a black and white theme (#1355)
* Replace MDC all icons
* Update border
* Replace MDCActionExtension icon with new logo
* Update all headers to be white on black
* Make Catalog greyscale to match Material’s style.
* Fix collection tile
* Update all headers to be white on black
* Make Catalog greyscale to match Material’s style.
* Fix collection tile
* Fix floats
* Make Catalog greyscale to match Material’s style.
* More black and whiting
* WIP: Snackbar and global style
* Simplify snack bar examples.
* Page control
* [MDCInkView] cancelAllAnimationsAnimated should support disabling animation
* [MDCProgressView] Allow completion block to be modified if setHidden:animated:completion is called sequentially
* Call completion block immediately rather than storing as a property.
* Add nil check for completion block
* [Shrine] Update to Swift 3
* [AppBar] Add Objective C AppBar storyboard example
* Add right button bar item to AppBar swift demo
Summary: Add an AppBar example using Swift and Interface Builder
Reviewers: featherless, #mdc_ios_owners
Reviewed By: featherless, #mdc_ios_owners
Projects: #material_components_ios
Differential Revision: http://codereview.cc/D817
