Connects files and folders with new endpoints.
Reworked file/folder model to prevent constant requesting of files and folders. Still not perfect but a lot better.
Get terms from backend. Vocabs are fetched when terms are asked for.
Download PIM as either RDF/XML or Turtle (N-triples)

Needs the changes to the /download endpoint made in
`dgm-resource-refactor`
Display version in app header
deployment scripts
UI for project add/remove buttons
Remove files stuff
Handle project creation errors
Merge 'develop' into 'rc/download-ui'
Merge 'rc/download-ui' into 'develop'
Merge 'rc/display-version' into 'develop'
Disable project name/description editing
Display file type from backend
Version bump 0.1.0 to 0.2.0
Merge 'release-0.2.0' into 'master'