[BUG_FIXED] Fix the bug that Notepad++ does not show on while it is minimized and its file is modified from outside.

git-svn-id: svn://svn.tuxfamily.org/svnroot/notepadplus/repository/trunk@506 f5eea248-9336-0410-98b8-ebc06183d4e3

PowerEditor/src/Notepad_plus.cpp

@@ -8530,6 +8530,8 @@ LRESULT Notepad_plus::runProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lPa
 				{
 					_activeAppInf._isActivated = true;
 					checkModifiedDocument();
+					if (::IsIconic(_hSelf))
+						::ShowWindow(_hSelf, SW_RESTORE);
 					return FALSE;
 				}
 			}