[ADF-4125] simplify extension load in extension module (#4214)

* add extension load in extension module

* add viewer extensions

* fix license header

* fix node passed in the viewer extension

* fix node passed in the viewer extension

* startup factory extension

* startup factory extension

* fix script

* fix beta tag build

* fix build

* fix build

* refactoring configuration files

* extension using map

* fix build

* fix config

* fix test

* fix test

lib/testing/tsconfig.lib.json

@@ -1,32 +1,6 @@
 {
-  "extends": "../../tsconfig.json",
+  "extends": "../tsconfig.json",
   "compilerOptions": {
-    "outDir": "../../out-tsc/lib",
-    "target": "es2015",
-    "module": "es2015",
-    "moduleResolution": "node",
-    "declaration": true,
-    "sourceMap": true,
-    "inlineSources": true,
-    "emitDecoratorMetadata": true,
-    "experimentalDecorators": true,
-    "importHelpers": true,
-    "types": [],
-    "lib": [
-      "dom",
-      "es2018"
-    ]
-  },
-  "angularCompilerOptions": {
-    "annotateForClosureCompiler": true,
-    "skipTemplateCodegen": true,
-    "strictMetadataEmit": true,
-    "fullTemplateTypeCheck": true,
-    "strictInjectionParameters": true,
-    "enableResourceInlining": true
-  },
-  "exclude": [
-    "src/test.ts",
-    "**/*.spec.ts"
-  ]
+    "outDir": "../dist/testing/"
+  }
 }

lib/testing/tsconfig.spec.json

@@ -1,17 +1,6 @@
 {
-  "extends": "../../tsconfig.json",
-  "compilerOptions": {
-    "outDir": "../../out-tsc/spec",
-    "types": [
-      "jasmine",
-      "node"
-    ]
-  },
+  "extends": "../tsconfig.spec.json",
   "files": [
     "src/test.ts"
-  ],
-  "include": [
-    "**/*.spec.ts",
-    "**/*.d.ts"
   ]
 }