hpc transcode: use relative transcoded outdir
transcheck: use relative transcoded/ dir by default
Only show add volume if sufficient site access
Sort container assets by position, format
Change "Dependents" to "Affiliates"
Add "Session" to slots named by ident

Obviously pageNames need better standardization, but we want to differentiate slot pages for the moment.
Review this for effect on asset names on record page.
Presentation changes.

Closes #204, #205, #206, #207, #209
Update private
cathy's thumbnail better
Merge branch 'master' of https://github.com/databrary/play
colors for presentation; more slides.
Remove a couple images
Change "consent" to "release"
Use "permanent" (future) URLs in citations
Use hanging indent for citation
Fix bottom about links
Fix about/team images (hackily)
last minute meeting changes; team images; colors
Renaming play repository to databrary
update module