D10113: baloo-widgets: Emit metaDataRequestFinished once per request

[Nathaniel Graham]

ngraham accepted this revision.

REPOSITORY
  R824 Baloo Widgets

BRANCH
  signalavailable (branched from master)

REVISION DETAIL
  https://phabricator.kde.org/D10113

To: michaelh, elvisangelaccio, smithjd, vhanda, ngraham, #dolphin, #frameworks
Cc: dhaumann
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