Redirect to site denoted by my.jobs.site.id, if it exists [RD-89]
Ignore id query string if it does not point to an existing site [RD-89]
Merge branch 'master' into syndication-feed

Conflicts:
	redirect/views.py
Merge pull request #95 from DirectEmployers/syndication-feed

Redirect to site denoted by my.jobs.site.id, if it exists [RD-89]