math/rkward-kde: add missing includes

PR:		238782

math/rkward-kde/files/patch-rkward_rkward.cpp

@@ -0,0 +1,10 @@
+--- rkward/rkward.cpp.orig	2019-09-05 17:14:20 UTC
++++ rkward/rkward.cpp
+@@ -24,6 +24,7 @@
+ #include <QMenuBar>
+ #include <QStatusBar>
+ #include <QInputDialog>
++#include <QHBoxLayout>
+ 
+ // include files for KDE
+ #include <kmessagebox.h>

math/rkward-kde/files/patch-rkward_windows_rktoolwindowbar.cpp

@@ -0,0 +1,10 @@
+--- rkward/windows/rktoolwindowbar.cpp.orig	2019-09-04 19:20:47 UTC
++++ rkward/windows/rktoolwindowbar.cpp
+@@ -24,6 +24,7 @@
+ #include <kparts/partmanager.h>
+ #include <kselectaction.h>
+ 
++#include <QLayout>
+ #include <QSplitter>
+ #include <QContextMenuEvent>
+ 

math/rkward-kde/files/patch-rkward_windows_rkworkplace.cpp

@@ -0,0 +1,10 @@
+--- rkward/windows/rkworkplace.cpp.orig	2019-09-04 19:06:32 UTC
++++ rkward/windows/rkworkplace.cpp
+@@ -31,6 +31,7 @@
+ #include <QDir>
+ #include <QApplication>
+ #include <QMimeDatabase>
++#include <QVBoxLayout>
+ 
+ #include "detachedwindowcontainer.h"
+ #include "rkcommandeditorwindow.h"