* Expose most of the initializers for message metadata classes for use in unit testing or SwiftUI previews
* Fix import in FIRIAMFetchFlowTests
* Simplify UI test app to use now public initializers (doesn't build)
* Update public header to use stripped down message initializers that only include parameters that effect layout
* Fix nullability for body text in in-app message initializers, add helper methods for generating mock messages
* Remove default image for image-only convenience initializer
* Make initializers non optional, document force unwraps
* Finalize helper methods, update test project to use the preview helpers
* Update UI tests to use new initializers
* Revert Cocoapods related project changes
* Add copyright notices to new files
* Change target version of DefaultUI test app back to 10.0
* Add unit tests for
* Fix color that wasn't available on tvOS
* Udpdate CHANGELOG
* Update UI test app to 13.2 to avoid [DVTiPhoneSimulator -primaryInstrumentsServer was called from the main thread
* Update to target 13.2
* Revert "Update to target 13.2"
This reverts commit 8189b64b68.
* Revert "Update UI test app to 13.2 to avoid [DVTiPhoneSimulator -primaryInstrumentsServer was called from the main thread"
This reverts commit 2371ff2a84.
* Remove unnecessary ABTExperimentPayload import. Fix nullability of ABTExperimentPayload param in initializers
* Revert iOS target in project.pbxproj file
* Revert removals of references to GoogleService-Info.plist
* Let Xcode handle spacing in project file
Paul Beusterien