Changed time of sending the wxSizeEvent and assorted things,

this made wxGLCanvas work,
  wxMiniFrame looks correct again,
  Corrected makefile for HTML help


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3989 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/gtk1/dialog.cpp

@@ -246,6 +246,7 @@ void wxDialog::Init()
     m_returnCode = 0;
     m_sizeSet = FALSE;
     m_modalShowing = FALSE;
+    m_isFrame = TRUE;
 }
 
 wxDialog::wxDialog( wxWindow *parent,