build: move server rendering to dist (#4822)

* build: move server rendering to dist

* Verifying that Material works with `platform-server` now happens in the `dist/` folder (instead of the src/ folder)
* Adds a gulp task to build the universal application. In the future serving the app will be also part of this

* Address comments

scripts/ci/build-and-test.sh

@@ -42,7 +42,7 @@ elif is_closure_compiler; then
 elif is_unit; then
   $(npm bin)/gulp ci:test
 elif is_prerender; then
-  ./scripts/ci/prerender.sh
+  $(npm bin)/gulp ci:prerender
 fi
 
 # Upload coverage results if those are present.

scripts/ci/prerender.sh

@@ -1,23 +0,0 @@
-#!/usr/bin/env bash
-
-### Pre-renders the app under src/universal-app with platform-server and dumps the
-### output to stdout.
-
-# Go to the project root directory
-cd $(dirname $0)/../..
-
-# Build the @angular/material package and copy it into node_modules.
-# This is a workaround for https://github.com/angular/angular/issues/12249
-rm -rf ./node_modules/@angular/material
-gulp material:build-release
-cp -r ./dist/releases/material ./node_modules/@angular/
-
-# Compile the kitchen sink app (the generated ngfactories are consumed by the prerender script)
-$(npm bin)/ngc -p src/universal-app/tsconfig-ngc.json
-
-# Run the prerender script.
-# This does not use ts-node because some of the generated ngfactory.ts files are written into a
-# directory called "node_modules"; ts-node intentionally will not treat any file inside of a
-# "node_modules" directory as TypeScript (with the opinion that node_modules should only contain JS)
-$(npm bin)/tsc -p src/universal-app/tsconfig-prerender.json
-node ./src/universal-app/dist/prerender.js