Remove demo shell test and make cloud a bit more stable (#6781)

* remove demo shell test and make cloud a bit more stable

* fix lint

* Update restore-content-directive.e2e.ts

* Update restore-content-directive.e2e.ts

* Update restore-content-directive.e2e.ts

* try fix attach

* Update .travis.yml

* sleep...

* remove about e2e demo shell....

* fix

* lint fix

* configure

* refactor buuild

* names and remove demo shell build from libs

* fix new build approach

* fix

* fix

* .

* uncomment

* .

* .

* fix

* fix

* .

* fix

* lock update

* fix demo shell errors

* use replay subject

* fix some console log error

* suffix problem

* split process e2e

* not need to check everywhere the pagination e2e

* split content

* fix

* fix

* fix

* fix

* reorg

# Conflicts:
#	.travis.yml

lib/content-services/src/lib/dialogs/library/library.dialog.ts

@@ -103,7 +103,7 @@ export class LibraryDialogComponent implements OnInit, OnDestroy {
 
     this.form.controls['title'].valueChanges
       .pipe(
-        debounceTime(300),
+        debounceTime(500),
         mergeMap(
             (title) => this.checkLibraryNameExists(title),
             (title) => title