fix(@schematics/angular): enable tsickle for library compilation

This is required to support forward references in ES2015 target code.  tsickle provides the constructor parameter downlevel logic that removes the runtime TDZ error that would otherwise be encountered.

Author: clydin

packages/schematics/angular/library/files/tsconfig.lib.json.template

@@ -3,7 +3,6 @@
   "compilerOptions": {
     "outDir": "<%= relativePathToWorkspaceRoot %>/out-tsc/lib",
     "target": "es2015",
-    "emitDecoratorMetadata": true,
     "declaration": true,
     "inlineSources": true,
     "types": [],
@@ -13,6 +12,7 @@
     ]
   },
   "angularCompilerOptions": {
+    "annotateForClosureCompiler": true,
     "skipTemplateCodegen": true,
     "strictMetadataEmit": true,
     "fullTemplateTypeCheck": true,

packages/schematics/angular/library/index.ts

@@ -103,6 +103,11 @@ function addDependenciesToPackageJson() {
         name: 'ng-packagr',
         version: '^5.1.0',
       },
+      {
+        type: NodeDependencyType.Dev,
+        name: 'tsickle',
+        version: '^0.35.0',
+      },
       {
         type: NodeDependencyType.Default,
         name: 'tslib',