Add some includes to make it compile w/ clang.

These probably should have been there anyway.

src/libkst/editablematrix.cpp

@@ -21,6 +21,7 @@
 #include "debug.h"
 #include <qbytearray.h>
 
+#include <QDataStream>
 #include <QXmlStreamWriter>
 
 

src/libkst/editablevector.cpp

@@ -21,7 +21,7 @@
 // qCompress the bytearray
 #include <QXmlStreamWriter>
 #include <QFile>
-//#include <QDataStream>
+#include <QDataStream>
 
 #include "debug.h"
 namespace Kst {

src/widgets/geticon.h

@@ -1,6 +1,8 @@
 #ifndef GETICON_H
 #define GETICON_H
 
+#include <QIcon>
+
 #include "kstwidgets_export.h"
 
 KSTWIDGETS_EXPORT QIcon KstGetIcon(QString icon_name);