Use _loadedConfig if available and scope screen_id on outlet

First pass on the new RC API and the start of the AngularFireLazy effort

* Add all, numbers, strings, and booleans Observables to AngularFireRemoteConfig
* Proxy all of firebase.remoteConfig() in AngularFireRemoteConfig dealing with lazy loading of the SDK
* Same effort with AngularFireAnalytics

chore(release): use the NPM --allow-same-version option

chore(release): version 5.2.2 changelog entry (angular#2241)

chore(): final fixes for 5.2.0 release (angular#2085)

* Reworking performance a bit more
* Perf documentation
* Doc path should be optional
* Build tests for ng 7 & 8
* Handle different formats for .firebaserc and firebase.json
* Make schematic deps peers by install deps and devDeps in ngAdd
* Upgrading typescript
* Angular Package Manager changes and side effects
* Make perf lazy and fix both perf & messaging on Node

chore(): final fixes for 5.2.0 release (angular#2085)

* Reworking performance a bit more
* Perf documentation
* Doc path should be optional
* Build tests for ng 7 & 8
* Handle different formats for .firebaserc and firebase.json
* Make schematic deps peers by install deps and devDeps in ngAdd
* Upgrading typescript
* Angular Package Manager changes and side effects
* Make perf lazy and fix both perf & messaging on Node

chore(): final fixes for 5.2.0 release (angular#2085)

* Reworking performance a bit more
* Perf documentation
* Doc path should be optional
* Build tests for ng 7 & 8
* Handle different formats for .firebaserc and firebase.json
* Make schematic deps peers by install deps and devDeps in ngAdd
* Upgrading typescript
* Angular Package Manager changes and side effects
* Make perf lazy and fix both perf & messaging on Node

Cleaning up versions a bit

Derp, still running on travis

Initialize perf monitoring to get auto-collection