Use call_command to invoke loaddata.

Review Request #5356 — Created Jan. 30, 2014 and submitted — Latest diff uploaded

Information

Review Board
release-1.7.x

Reviewers

Use call_command to invoke loaddata.

When triggering loaddata from rb-site, we were using an old method of invoking
the command which wouldn't set up default values for options. This change
updates us to use call_command() instead of handle()

Smoke tested rb-site install.