Added a missing include to tool_manager.h

Previously full information about VC_SETTINGS type was not
available, so it was not possible to create a VC_SETTINGS stack
for some compilers.

common/tool/tool_manager.cpp

@@ -24,7 +24,6 @@
  */
 
 #include <map>
-#include <deque>
 #include <stack>
 #include <algorithm>
 
@@ -34,7 +33,6 @@
 #include <wx/clipbrd.h>
 
 #include <view/view.h>
-#include <view/view_controls.h>
 
 #include <tool/tool_base.h>
 #include <tool/tool_interactive.h>

include/tool/tool_manager.h

@@ -26,24 +26,19 @@
 #ifndef __TOOL_MANAGER_H
 #define __TOOL_MANAGER_H
 
-#include <deque>
 #include <typeinfo>
 #include <map>
 #include <list>
 #include <stack>
 
 #include <tool/tool_base.h>
+#include <view/view_controls.h>
 
 class TOOL_BASE;
 class ACTION_MANAGER;
 class CONTEXT_MENU;
 class wxWindow;
 
-namespace KIGFX
-{
-    struct VC_SETTINGS;
-};
-
 /**
  * Class TOOL_MANAGER.
  * Master controller class: