Simple search UI

Removed @types/lodash workaround

Conflicts:
	package.json
	src/app/core/cache/builders/remote-data-build.service.ts
	src/app/shared/shared.module.ts

Conflicts:
	src/app/search-page/search-page.component.ts

Switch to ngrx platform

This PR closes #121 

Fixes https://github.com/DSpace/dspace-angular/issues/121

Fix travis build issue

This merge closes #91

https://angular.io/guide/ngmodule-faq#should-i-add-other-providers-to-a-module-or-a-component

The browser was getting 200.

Fixes https://github.com/DSpace/dspace-angular/issues/91

switch rest demo to https in the default config