* FIS: Throw exception on incomplete Firebase config.
* API docs updated.
* FirebaseInstallations bump minor version: 1.1.0
* Fix tests
* Text fixed
* Make exception message more informative
* Fix Remote Config tests.
* Tests updated to use GCMSenderID if projectID is not available.
* Use `GCMSenderID` when `projectID` is not available.
* ./scripts/style.sh
* Comments
* GCMSenderID and projectID validation updated.
* Comment
* FirebaseInstallations: version bump to 1.0.1.
* FIS changelog
* FirebaseInstallations: version bump to 1.1.0
* FIS and Core changelogs.
* Changelogs remove GCMSenderID
* Typo
* Typo
* fix link
* Revert Core changelog
* FIS changelog fix.
* Add RC test app.
* Add private header files to podspec used by 2P.
* Rename FIRRemoteConfig_Internal.h to FIRRemoteConfig_Private.h.
* Fix style.
* Add copyright notice.
* Fix relative path to RCNConfigSettings for tests.
* Fix style.
* Rename to FIRRemoteConfig_Private.h for unit tests.
* Rename to coorect relative path.
Paul Beusterien