Add is_folder to file metadata
Displaying files in folders somewhat working
Use S3 key name to get a folder's files
Viewing files in edit page working (mostly)

Saving and viewing files of sites is still borked
File saving and site viewing mostly working
Add FA icon to indicate folders in site manage view
Add FA icon to indicate folders in site manage view

Thought about adding icons to indicate different file types (javascript, css, html, images etc) but it makes things way too busy.
Merge branch 'folders' of github.com:scascketta/StackSites into folders
Add breadcrumbs to show, navigate file hierarchy
Fix url building in view_site for site files
Display filename instead of full path
Fix deleting files in folders
Fix file uploads in folders
Only list S3 keys within scope of the current folder, no deeper
Support for recursive folder deletion
Refactor view funcs in sites to all use 'folder_key'
Add button to create folders