INCORPORATED NETWORK POLICY PAGE CHANGES WITH REFERENCE TO HORIZON

Following changes are incorporated

 - Show current project resources first in source and destination
 - Added current domain and current project for custom policy while saving policy rule
Change-Id: Ib74f7bb3cedd5392a772abc9ec573b49253d4107
Merge "INCORPORATED NETWORK POLICY PAGE CHANGES WITH REFERENCE TO HORIZON" into R1.10