Adding I18 support and changing nodes UI for I18 and navigation

Change-Id: I6c024315efafc6f4e18374cb98cd35fcc090e6f0
Signed-off-by: Harman Singh <harmasin@cisco.com>
Adding search and pagination support for node and node connectors

Change-Id: I715bcc3180fa033db9237c08df0b1a525b2bacf7
Signed-off-by: Harman Singh <harmasin@cisco.com>