Added missing validation for digital_object_id uniqueness check.
Fix i18n display for dynamic enumerations on digital objects.
Add missing javascript for locations - so the embedded search works
Fix bug where a cache miss in BackendEnumSource wouldn't force a re-read
Backend changes to allow certain enumeration values to be marked as readonly
Hide enumeration edit buttons in the frontend for read-only enum values
Add a browser check when a user first accesses the application and determine whether the support is :bronze, :silver, :gold or :unknown - show a message if a :bronze or :unknown
Backend changes to allow accessions to be added to a classification tree.
Frontend & indexer changes to allow accessions to be added to a classification tree.
Add Selenium tests for classifications functionality.
Merge pull request #475 from hudmol/bronze-agent-messages

[Delivers #45975387] Show warning when bronze browser detected
Merge pull request #474 from hudmol/readonly-enum-values

Readonly enum values
Merge pull request #476 from hudmol/classifications-for-accessions

Classifications for accessions
Reword :bronze and :unknown browser messages (remove space inbetween 'Archives' and 'Space')
Merge branch 'master' into HEAD