Changed back collapsing folders.
Merge pull request #14 from jakerose27/change-folder-collapse

Changed back collapsing folders.
More Grid item linking changes
Merge branch 'master' of https://github.com/CenterForOpenScience/HGrid into nav-filter
Fixed upload url on file-viewer-dropzone.js.
Fixed dropzone for OSF and added event listeners for before/after upload.
Merge pull request #15 from jakerose27/uploads

Uploads
More changes to integrate breadcrumbs.
Merged from weekend.