v0.9.8

What's Changed

• fix arch for build by @johncronan in #26
• fixes; nginx for files by @johncronan in #27
• admin action to download submission files by @johncronan in #28
• manage files in submissions admin: view size and delete functions by @johncronan in #29
• fixes; sites admin for superusers; set site time zone; content for current site by @johncronan in #30
• fix admin log; multi-tenancy; manifested static files storage by @johncronan in #31
• fixes; admin form actions to export JSON, copy form by @johncronan in #32
• missing commit by @johncronan in #33

Full Changelog: v0.9.7...v0.9.8