current master is incompilable

[Uwe Stöhr]

I get

  GuiClipboard.cpp
D:\LyXGit\Master\src\frontends\qt4\GuiClipboard.cpp(558): error C2027: 
use of undefined type 'QTimer' 
[D:\LyXGit\Master\compile-2015\src\frontends\qt4\frontend_qt.vcxproj]
  C:\Qt\Qt5.6.0-MSVC2015\5.6\msvc2015\include\QtGui/qwindowdefs.h(70): 
note: see declaration of 'QTimer'
D:\LyXGit\Master\src\frontends\qt4\GuiClipboard.cpp(558): error C3861: 
'singleShot': identifier not found 
[D:\LyXGit\Master\compile-2015\src\frontends\qt4\frontend_qt.vcxproj]

regards Uwe