Merge remote-tracking branch 'origin/2.3'

share/qtcreator/translations/extract-externaltools.xq

share/qtcreator/translations/qtcreator_fr.ts

share/qtcreator/translations/qtcreator_ja.ts

share/qtcreator/translations/qtcreator_ru.ts

share/qtcreator/translations/qtcreator_zh_CN.ts

share/qtcreator/translations/translations.pro

src/libs/3rdparty/cplusplus/AST.cpp

src/libs/qmljsdebugclient/qdeclarativedebugclient.cpp

src/libs/utils/buildablehelperlibrary.cpp

src/plugins/coreplugin/externaltool.cpp

src/plugins/cppeditor/cpphighlighter.cpp

src/plugins/debugger/debuggerplugin.cpp

src/plugins/debugger/qml/qmlcppengine.cpp

src/plugins/fakevim/fakevimhandler.cpp

src/plugins/fakevim/fakevimplugin.cpp

src/plugins/git/branchmodel.cpp

src/plugins/texteditor/basetextdocumentlayout.cpp

src/plugins/texteditor/basetextdocumentlayout.h

src/plugins/texteditor/syntaxhighlighter.cpp

src/share/qtcreator/externaltools/lrelease.xml