Merge pull request #111 from aronr/CSPACE-6206

CSPACE-6206: Replace the <instances> block outright in App layer authority ...
CSPACE-6213: In Work authority, make the termSource field an autocomplete field tied to the Citation authority, as in other authority records.
Merge pull request #112 from aronr/CSPACE-6213

CSPACE-6213: In Work authority, make the termSource field an autocomplete...