shared library (#1080)

* shared project scaffold

* rules package

* move evaluators to shared lib

* add rxjs peer dependency

* use dedicated material namespaces

* create store package, move actions

* move selectors to shared library

* move generic effects to shared lib

* move routing extensions

* minor code reorg

* fix unit tests

* move content-api service

* move permission service

* update tests

* update plint config

* move page layout

* css variables

* use dedicated css property

* move generic error component to shared lib

* fix test

projects/aca-shared/README.md

@@ -0,0 +1,24 @@
+# AcaShared
+
+This library was generated with [Angular CLI](https://github.com/angular/angular-cli) version 7.2.0.
+
+## Code scaffolding
+
+Run `ng generate component component-name --project aca-shared` to generate a new component. You can also use `ng generate directive|pipe|service|class|guard|interface|enum|module --project aca-shared`.
+> Note: Don't forget to add `--project aca-shared` or else it will be added to the default project in your `angular.json` file. 
+
+## Build
+
+Run `ng build aca-shared` to build the project. The build artifacts will be stored in the `dist/` directory.
+
+## Publishing
+
+After building your library with `ng build aca-shared`, go to the dist folder `cd dist/aca-shared` and run `npm publish`.
+
+## Running unit tests
+
+Run `ng test aca-shared` to execute the unit tests via [Karma](https://karma-runner.github.io).
+
+## Further help
+
+To get more help on the Angular CLI use `ng help` or go check out the [Angular CLI README](https://github.com/angular/angular-cli/blob/master/README.md).