docs(angular): migrate app from angular 6 to 8(#4687) (#4688)

* docs(operator): add missing marble diagramms

* Revert "docs(operator): add marbel diagramm to distinctUntilChanged"

This reverts commit 6bf3aae.

* Revert "docs(operator): add fitting description and diagramm to distinctUntilKeyChanged"

This reverts commit 98c23b5.

* Revert "docs(operator): add missing marble diagramms"

This reverts commit b61acad.

* docs(angular): update angular/ codelyzer/ typescript version

* docs(angular): fix minor errors after migration

* chore(eslint): update version

* docs(app): upgrade to angular 8

* docs(migration): fix wrong polyfill imports

Author: Daschyppoo

.eslintignore

@@ -1 +1,2 @@
-integration/side-effects/snapshots/
+integration/side-effects/snapshots/
+docs_app/src/ie-polyfills.js

docs_app/assets/images/marble-diagrams/create.png

@@ -0,0 +1,12 @@
+# This file is used by the build system to adjust CSS and JS output to support the specified browsers below.
+# For additional information regarding the format and rule options, please see:
+# https://github.com/browserslist/browserslist#queries
+
+# You can see what browsers were selected by your queries by running:
+#   npx browserslist
+
+> 0.5%
+last 2 versions
+Firefox ESR
+not dead
+not IE 9-11 # For IE 9-11 support, remove 'not'.

docs_app/assets/images/marble-diagrams/distinctUntilChanged.png

@@ -39,99 +39,98 @@
     "~~clean-generated": "node --eval \"require('shelljs').rm('-rf', 'src/generated')\""
   },
   "engines": {
-    "node": ">=8.9.1 <9.0.0",
-    "npm": ">=2.0.0"
+    "node": ">=10.9"
   },
   "private": true,
   "dependencies": {
-    "@angular/animations": "^6.1.0",
-    "@angular/cdk": "^6.4.0",
-    "@angular/common": "^6.1.0",
-    "@angular/compiler": "^6.1.0",
-    "@angular/core": "^6.1.0",
-    "@angular/elements": "^6.1.0",
-    "@angular/forms": "^6.1.0",
-    "@angular/material": "^6.4.0",
-    "@angular/platform-browser": "^6.1.0",
-    "@angular/platform-browser-dynamic": "^6.1.0",
-    "@angular/router": "^6.1.0",
-    "@angular/service-worker": "^6.1.0",
+    "@angular/animations": "^8.0.0",
+    "@angular/cdk": "^8.0.1",
+    "@angular/common": "^8.0.0",
+    "@angular/compiler": "^8.0.0",
+    "@angular/core": "^8.0.0",
+    "@angular/elements": "^8.0.0",
+    "@angular/forms": "^8.0.0",
+    "@angular/material": "^8.0.1",
+    "@angular/platform-browser": "^8.0.0",
+    "@angular/platform-browser-dynamic": "^8.0.0",
+    "@angular/router": "^8.0.0",
+    "@angular/service-worker": "^8.0.0",
     "@stackblitz/sdk": "^1.2.0",
-    "@webcomponents/custom-elements": "^1.0.8",
+    "@webcomponents/custom-elements": "^1.2.4",
     "classlist.js": "^1.1.20150312",
-    "core-js": "^2.4.1",
-    "rxjs": "^6.2.0",
-    "tslib": "^1.9.0",
-    "web-animations-js": "^2.2.5",
-    "zone.js": "^0.8.26"
+    "core-js": "^3.1.3",
+    "rxjs": "^6.5.2",
+    "tslib": "^1.10.0",
+    "web-animations-js": "github:angular/web-animations-js#release_pr208",
+    "zone.js": "~0.9.1"
   },
   "devDependencies": {
-    "@angular-devkit/build-angular": "^0.7.4",
-    "@angular/cli": "^6.1.0",
-    "@angular/compiler-cli": "^6.1.0",
-    "@types/jasmine": "^2.5.52",
+    "@angular-devkit/build-angular": "~0.800.0",
+    "@angular/cli": "^8.0.2",
+    "@angular/compiler-cli": "^8.0.0",
+    "@types/jasmine": "^3.3.13",
     "@types/jasminewd2": "^2.0.3",
-    "@types/node": "~6.0.60",
-    "archiver": "^1.3.0",
-    "canonical-path": "^0.0.2",
+    "@types/node": "~12.0.8",
+    "archiver": "^3.0.0",
+    "canonical-path": "^1.0.0",
     "chalk": "^2.1.0",
     "cjson": "^0.5.0",
-    "codelyzer": "^3.0.1",
-    "concurrently": "^3.4.0",
-    "cross-spawn": "^5.1.0",
+    "codelyzer": "^5.0.1",
+    "concurrently": "^4.1.0",
+    "cross-spawn": "^6.0.5",
     "css-selector-parser": "^1.3.0",
-    "dgeni": "^0.4.7",
-    "dgeni-packages": "^0.26.0",
+    "dgeni": "^0.4.12",
+    "dgeni-packages": "^0.27.3",
     "entities": "^1.1.1",
-    "eslint": "^3.19.0",
+    "eslint": "^5.16.0",
     "eslint-plugin-jasmine": "^2.2.0",
-    "firebase-tools": "^3.2.1",
-    "fs-extra": "^2.1.2",
-    "globby": "^6.1.0",
-    "hast-util-is-element": "^1.0.0",
-    "hast-util-to-string": "^1.0.0",
+    "firebase-tools": "^6.11.0",
+    "fs-extra": "^8.0.1",
+    "globby": "^9.2.0",
+    "hast-util-is-element": "^1.0.3",
+    "hast-util-to-string": "^1.0.2",
     "html": "^1.0.0",
-    "http-server": "^0.9.0",
-    "ignore": "^3.3.3",
-    "image-size": "^0.5.1",
-    "jasmine": "^2.6.0",
-    "jasmine-core": "^2.8.0",
-    "jasmine-marbles": "^0.4.0",
+    "http-server": "^0.11.1",
+    "ignore": "^5.1.2",
+    "image-size": "^0.7.4",
+    "jasmine": "^3.4.0",
+    "jasmine-core": "^3.4.0",
+    "jasmine-marbles": "^0.5.0",
     "jasmine-spec-reporter": "^4.1.0",
-    "jasmine-ts": "^0.2.1",
-    "jsdom": "^9.12.0",
-    "karma": "^1.7.0",
+    "jasmine-ts": "^0.3.0",
+    "jsdom": "^15.1.1",
+    "karma": "^4.1.0",
     "karma-chrome-launcher": "^2.1.1",
-    "karma-cli": "^1.0.1",
-    "karma-coverage-istanbul-reporter": "^1.3.0",
-    "karma-jasmine": "^1.1.0",
-    "karma-jasmine-html-reporter": "^0.2.2",
-    "lighthouse": "^2.5.0",
-    "lodash": "^4.17.4",
+    "karma-cli": "^2.0.0",
+    "karma-coverage-istanbul-reporter": "^2.0.5",
+    "karma-jasmine": "^2.0.1",
+    "karma-jasmine-html-reporter": "^1.4.2",
+    "lighthouse": "^5.1.0",
+    "lodash": "^4.17.11",
     "lunr": "^2.1.0",
     "mkdirp": "^0.5.1",
     "protractor": "^5.2.0",
-    "rehype": "^4.0.0",
-    "rehype-slug": "^2.0.0",
-    "remark": "^7.0.0",
-    "remark-html": "^6.0.0",
+    "rehype": "^8.0.0",
+    "rehype-slug": "^2.0.3",
+    "remark": "^10.0.1",
+    "remark-html": "^9.0.0",
     "rimraf": "^2.6.1",
-    "semver": "^5.3.0",
-    "shelljs": "^0.7.7",
+    "semver": "^6.1.1",
+    "shelljs": "^0.8.3",
     "tree-kill": "^1.1.0",
-    "ts-node": "^3.3.0",
-    "tslint": "^5.1.0",
-    "typescript": "^2.9.2",
-    "uglify-js": "^3.0.15",
-    "unist-util-filter": "^0.2.1",
-    "unist-util-source": "^1.0.1",
-    "unist-util-visit": "^1.1.1",
-    "unist-util-visit-parents": "^1.1.1",
-    "vrsource-tslint-rules": "^4.0.1",
-    "watchr": "^3.0.1",
-    "webpack-cli": "^3.1.0",
+    "ts-node": "^8.2.0",
+    "tslint": "^5.17.0",
+    "typescript": "3.4.1",
+    "uglify-js": "^3.6.0",
+    "unist-util-filter": "^1.0.2",
+    "unist-util-source": "^1.0.5",
+    "unist-util-visit": "^1.4.1",
+    "unist-util-visit-parents": "^2.1.2",
+    "vrsource-tslint-rules": "^6.0.0",
+    "watchr": "^4.1.0",
+    "webpack-cli": "^3.3.4",
     "xregexp": "^4.0.0",
     "yamljs": "^0.3.0",
-    "yargs": "^7.0.2"
+    "yargs": "^13.2.4"
   }
 }