Closes-Bug: #1457801
Closes-Bug: #1457801

$.unique is not removing duplicates correctly from an array of strings.
So, Replaced $.unique with custom unique function added to Array.protoype to
remove duplicates from an array

Change-Id: I906c17bb2a574ec3a8bf67b20de42d27a2a3262d

vishnuvv/contrail-web-core,hari-sk/contrail-web-core,hari-sk/contrail-web-core,biswajit-mandal/contrail-web-core,vishnuvv/contrail-web-core,hari-sk/contrail-web-core,nagakiran/contrail-web-core,nagakiran/contrail-web-core,vishnuvv/contrail-web-core,nagakiran/contrail-web-core,biswajit-mandal/contrail-web-core,biswajit-mandal/contrail-web-core