Merge remote-tracking branch 'origin/4.0'

Conflicts:
	src/plugins/autotest/testcodeparser.cpp
	src/tools/clangbackend/ipcsource/clangbackendclangipc-source.pri
	tests/unit/unittest/unittest.pro

Change-Id: I9db4fbea6ea7c9fdd0d8e1703735af20c92e754b

src/libs/extensionsystem/pluginmanager.h

@@ -146,6 +146,8 @@ public:
 
     static QString platformName();
 
+    static bool isInitializationDone();
+
 signals:
     void objectAdded(QObject *obj);
     void aboutToRemoveObject(QObject *obj);