Qt Creator CMake port

Based on Tobias Hunger's work from a few months ago.

The CMake configuration needs libclang and Qt paths specified as
CMAKE_PREFIX_PATH.

Auto tests are run with "ctest". At the moment the pass rate is 87%.

Change-Id: Iba98e39bf22077d52706dce6c85986be67a6eab0
Reviewed-by: Alessandro Portale <alessandro.portale@qt.io>
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/plugins/qbsprojectmanager/CMakeLists.txt

@@ -0,0 +1,38 @@
+find_package(Qbs)
+
+add_qtc_plugin(QbsProjectManager
+  CONDITION TARGET Qbs::QbsCore
+  DEPENDS Qbs::QbsCore Qt5::Widgets qmljs
+  DEFINES
+    QBS_INSTALL_DIR="${QBS_INSTALL_DIR}"
+    IDE_LIBRARY_BASENAME="${IDE_LIBRARY_BASE_PATH}"
+  PLUGIN_DEPENDS Core ProjectExplorer CppTools QtSupport QmlJSTools
+  SOURCES
+    customqbspropertiesdialog.cpp customqbspropertiesdialog.h customqbspropertiesdialog.ui
+    defaultpropertyprovider.cpp defaultpropertyprovider.h
+    propertyprovider.h
+    qbsbuildconfiguration.cpp qbsbuildconfiguration.h
+    qbsbuildstep.cpp qbsbuildstep.h
+    qbsbuildstepconfigwidget.ui
+    qbscleanstep.cpp qbscleanstep.h
+    qbscleanstepconfigwidget.ui
+    qbsinstallstep.cpp qbsinstallstep.h
+    qbsinstallstepconfigwidget.ui
+    qbskitinformation.cpp qbskitinformation.h
+    qbslogsink.cpp qbslogsink.h
+    qbsnodes.cpp qbsnodes.h
+    qbsnodetreebuilder.cpp qbsnodetreebuilder.h
+    qbsparser.cpp qbsparser.h
+    qbspmlogging.cpp qbspmlogging.h
+    qbsprofilessettingspage.cpp qbsprofilessettingspage.h
+    qbsprofilessettingswidget.ui
+    qbsproject.cpp qbsproject.h
+    qbsprojectimporter.cpp qbsprojectimporter.h
+    qbsprojectmanager.cpp qbsprojectmanager.h qbsprojectmanager.qrc
+    qbsprojectmanager_global.h
+    qbsprojectmanagerconstants.h
+    qbsprojectmanagerplugin.cpp qbsprojectmanagerplugin.h
+    qbsprojectmanagersettings.cpp qbsprojectmanagersettings.h
+    qbsprojectparser.cpp qbsprojectparser.h
+    qbsrunconfiguration.cpp qbsrunconfiguration.h
+)