Add name argument to aggregate commands

Fixes #Bug 1202901

This patch adds name arguments to the following subcommands:
 * aggregate-update
 * aggregate-delete
 * aggregate-set-metadata
 * aggregate-add-host
 * aggregate-remove-host
 * aggregate-details

Change-Id: I93f44a12b6d5a91b448f6f8d238311d58bf40c01
Merge "Add name argument to aggregate commands"