Updates existing user docs and adds one more#616

Merged

dannylamb merged 4 commits intoIslandora:masterfrom bryjbrown:bryjbrown-user-docs-updates

May 8, 2017

+80-10

Commits on May 2, 2017

Commits on May 3, 2017

Updates based on @dannylamb 's feedback
bryjbrown
committed

Commits on May 4, 2017

Adds update about pcdm:Files being possibly metadata files
bryjbrown
committed