Block storage graphics and locations update (linode#1646)

* added BS datacenters

* updated graphics in bs guide to show newer kernel

* new bs locations in add a volume dropdown

Rebuild theme (linode#1649)

Remove redirect chains; Update incorrect/broken links (linode#1635)

rebuild theme (linode#1627)

Rebuild theme (linode#1616)

Rebuild theme (linode#1611)

Rebuild Theme

Rebuild theme (linode#1599)

Rebuild theme (linode#1592)

Remove more redirects (linode#1593)