[ADF-1548] deprecate the usage of the "forRoot" methods in modules (#2344)

* remove CoreModule.forRoot

* remove forRoot methods

* fix form issues (lint)

ng2-components/ng2-alfresco-userinfo/index.ts

@@ -15,7 +15,7 @@
  * limitations under the License.
  */
 
-import { ModuleWithProviders, NgModule } from '@angular/core';
+import { NgModule } from '@angular/core';
 import { CoreModule, TRANSLATION_PROVIDER } from 'ng2-alfresco-core';
 import { MaterialModule } from './src/material.module';
 
@@ -59,26 +59,4 @@ export const USER_INFO_PROVIDERS: any[] = [
         ...USER_INFO_DIRECTIVES
     ]
 })
-
-export class UserInfoModule {
-    static forRoot(): ModuleWithProviders {
-        return {
-            ngModule: UserInfoModule,
-            providers: [
-                ...USER_INFO_PROVIDERS
-            ]
-        };
-    }
-}
-
-/** @deprecated in 1.9.0 */
-export class UserInfoComponentModule {
-    static forRoot(): ModuleWithProviders {
-        return {
-            ngModule: UserInfoComponentModule,
-            providers: [
-                ...USER_INFO_PROVIDERS
-            ]
-        };
-    }
-}
+export class UserInfoModule {}

ng2-components/ng2-alfresco-userinfo/src/components/user-info.component.spec.ts

@@ -48,7 +48,7 @@ describe('User info component', () => {
         window['componentHandler'] = componentHandler;
         TestBed.configureTestingModule({
             imports: [
-                CoreModule.forRoot(),
+                CoreModule,
                 MaterialModule
             ],
             declarations: [

ng2-components/ng2-alfresco-userinfo/src/services/bpm-user.service.spec.ts

@@ -29,7 +29,7 @@ describe('Bpm user service', () => {
     beforeEach(async(() => {
         TestBed.configureTestingModule({
             imports: [
-                CoreModule.forRoot()
+                CoreModule
             ],
             providers: [
                 BpmUserService

ng2-components/ng2-alfresco-userinfo/src/services/ecm-user.service.spec.ts

@@ -31,7 +31,7 @@ describe('EcmUserService', () => {
     beforeEach(async(() => {
         TestBed.configureTestingModule({
             imports: [
-                CoreModule.forRoot()
+                CoreModule
             ],
             providers: [
                 EcmUserService