Merge branch 'master' into test-status-refac

.travis.yml

Makefile

package.json

src/app/group-monitor/group-monitor.component.css

src/app/group-monitor/group-monitor.component.html

src/app/group-monitor/group-monitor.component.ts

src/app/group-monitor/group-monitor.interfaces.ts

src/app/group-monitor/test-view/test-view.component.html

src/app/group-monitor/test-view/test-view.component.spec.ts

src/app/group-monitor/test-view/test-view.component.ts

src/app/sys-check/backend.service.ts

src/app/sys-check/network-check/network-check.component.ts