Adds new console methods and commands to hide/show console. Only on windows (for now?)

library/Console-darwin.cpp

@@ -771,3 +771,13 @@ void Console::msleep (unsigned int msec)
     if (msec > 1000) sleep(msec/1000000);
     usleep((msec % 1000000) * 1000);
 }
+
+void Console::hide()
+{
+    //Warmist: don't know if it's possible...
+}
+
+void Console::show()
+{
+    //Warmist: don't know if it's possible...
+}

library/Console-linux.cpp

@@ -777,3 +777,13 @@ void Console::msleep (unsigned int msec)
     if (msec > 1000) sleep(msec/1000000);
     usleep((msec % 1000000) * 1000);
 }
+
+void Console::hide()
+{
+    //Warmist: don't know if it's possible...
+}
+
+void Console::show()
+{
+    //Warmist: don't know if it's possible...
+}

library/Console-windows.cpp

@@ -589,3 +589,13 @@ void Console::msleep (unsigned int msec)
 {
     Sleep(msec);
 }
+
+void Console::hide()
+{
+    ShowWindow( GetConsoleWindow(), SW_HIDE );    
+}
+
+void Console::show()
+{
+    ShowWindow( GetConsoleWindow(), SW_RESTORE );
+}

library/Core.cpp

@@ -760,6 +760,14 @@ command_result Core::runCommand(color_ostream &con, const std::string &first, ve
                 return CR_WRONG_USAGE;
             }
         }
+        else if(first=="hide")
+        {
+            getConsole().hide();
+        }
+        else if(first=="show")
+        {
+            getConsole().show();
+        }
         else
         {
             command_result res = plug_mgr->InvokeCommand(con, first, parts);

library/include/Console.h

@@ -155,6 +155,9 @@ namespace  DFHack
         bool isInited (void) { return inited; };
 
         bool is_console() { return true; }
+
+        void hide();
+        void show();
     private:
         Private * d;
         tthread::recursive_mutex * wlock;