* Cache FIRStorage instances by app
* changelog
* nuts
* format
* appease the code coverage bot
* storage -> functions
* style
* appease codecov again
* Go the component way
* doc comments and style
* fix copyrights
* Fix bad import
* nit
* make it threadsafe
* attempt to fix swift test
* fix tests again
* debug
* Disable Combine tests
* allow subclasses in functions component
* reenable test
* Remove class check
* style
* Add changelog