Feature 10922: Start, Stop and Rebuild

	*Added NG-UI support for Start, Stop and Rebuild
	*In NS Instances page. Click "Start" or "Stop" or "Rebuild" in the actions menu.
        *Then a new pop-up page will be opened.
        *In the popup there will be fields containing membervnfIndex, vduid, count index mandatory fields to start, stop or rebuild VNF Instances
        *When the fields are selected then Click Apply button.
        *The pop-up window is closed and the page is directed to "History of operations" page

Change-Id: Idc0b6316af06b2190732beb198d1e74bcb8b23b0
Signed-off-by: SANDHYA.JS <sandhya.j@tataelxsi.co.in>