Adding ability to save page form paged view.
[HPT-118] Add 128x128 view of the page image.

NOTE:  we probably need another way to do this.  This code depends on
the user being able to query Fedora directly, and being able to do
that is probably bad for security.
[HPT-118] Avoid error if Page is unsaved
[HPT-118] Also display image on 'show' page
Redirect back to paged object when adding page from paged object.
Adding links to pages from paged view.
Merge pull request #14 from mwoodiupui/HPT-118

[HPT-118] Render the page's image in the Page forms
Merge branch 'develop' of github.com:IU-Libraries-Joint-Development/PagedMedia into HPT-91
[HTP-125] Add thumbnail image to page listings on paged view.
[HPT-126] Recommended dependency on 'hydra'; recent 'rails'
Merge pull request #15 from andjsmit/HPT-91

[HPT - 91] Staff interface for binding pages to Paged objects.
Merge pull request #16 from mwoodiupui/HPT-126

[HPT-126] Recommended dependency on 'hydra'; recent 'rails'