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/clangrefactoring/CMakeLists.txt

@@ -0,0 +1,40 @@
+add_qtc_plugin(ClangRefactoring
+  CONDITION TARGET libclang
+  DEPENDS ClangSupport CPlusPlus
+  PLUGIN_DEPENDS Core CppTools TextEditor ClangPchManager
+  SOURCES ${TEST_SOURCES}
+    baseclangquerytexteditorwidget.cpp baseclangquerytexteditorwidget.h
+    clangqueryexamplehighlighter.cpp clangqueryexamplehighlighter.h
+    clangqueryexamplehighlightmarker.h
+    clangqueryexampletexteditorwidget.cpp clangqueryexampletexteditorwidget.h
+    clangqueryhighlighter.cpp clangqueryhighlighter.h
+    clangqueryhighlightmarker.h
+    clangqueryhoverhandler.cpp clangqueryhoverhandler.h
+    clangqueryprojectsfindfilter.cpp clangqueryprojectsfindfilter.h clangqueryprojectsfindfilter.ui
+    clangqueryprojectsfindfilterwidget.cpp clangqueryprojectsfindfilterwidget.h
+    clangquerytexteditorwidget.cpp clangquerytexteditorwidget.h
+    clangrefactoringplugin.cpp clangrefactoringplugin.h
+    editormanagerinterface.h
+    locatorfilter.cpp locatorfilter.h
+    projectpartproviderinterface.h
+    projectpartutilities.cpp projectpartutilities.h
+    qtcreatorclangqueryfindfilter.cpp qtcreatorclangqueryfindfilter.h
+    qtcreatoreditormanager.cpp qtcreatoreditormanager.h
+    qtcreatorrefactoringprojectupdater.cpp qtcreatorrefactoringprojectupdater.h
+    qtcreatorsearch.cpp qtcreatorsearch.h
+    qtcreatorsearchhandle.cpp qtcreatorsearchhandle.h
+    qtcreatorsymbolsfindfilter.cpp qtcreatorsymbolsfindfilter.h
+    querysqlitestatementfactory.h
+    refactoringclient.cpp refactoringclient.h
+    refactoringconnectionclient.cpp refactoringconnectionclient.h
+    refactoringengine.cpp refactoringengine.h
+    refactoringprojectupdater.cpp refactoringprojectupdater.h
+    searchhandle.cpp searchhandle.h
+    searchinterface.h
+    sourcelocations.h
+    symbol.h
+    symbolquery.h
+    symbolqueryinterface.h
+    symbolsfindfilter.cpp symbolsfindfilter.h
+    symbolsfindfilterconfigwidget.cpp symbolsfindfilterconfigwidget.h
+)