Dropdown Actions For Database Details Page

adds dropdown actions to the database/trove details page. this was
missed in Ic09385d19b417b256cbc51d044d66ecbb54c7d52, aka
blueprint detail-pages-ia .

Change-Id: I3c30b5ec9e22f0ac709d147443cae02b359d7c36
Closes-Bug: #1382918
Merge "Dropdown Actions For Database Details Page"