D20984: Add ECMInstallQmlModules, with ecm_install_qmlplugin as start

[Friedrich W. H. Kossebau]

kossebau edited the summary of this revision.

REPOSITORY
  R240 Extra CMake Modules

REVISION DETAIL
  https://phabricator.kde.org/D20984

To: kossebau, #plasma
Cc: kde-frameworks-devel, kde-buildsystem, bencreasy, michaelh, ngraham, bruns