[Merge] lp:~timo-jyrinki/kubuntu-packaging/qtdeclarative_sync_debian_521-3 into lp:~kubuntu-packagers/kubuntu-packaging/qtdeclarative-opensource-src

[Dmitry Shachnev]

Note: for the docs change, we also need latest qttools and qtxmlpatterns.
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https://code.launchpad.net/~timo-jyrinki/kubuntu-packaging/qtdeclarative_sync_debian_521-3/+merge/208333
Your team Kubuntu Packagers is requested to review the proposed merge of lp:~timo-jyrinki/kubuntu-packaging/qtdeclarative_sync_debian_521-3 into lp:~kubuntu-packagers/kubuntu-packaging/qtdeclarative-opensource-src.