Tidied some docs, made VC++ 6 DLL compilation work with wxvc_dll.dsp,

removed wxvc6.dsp, updated projgen, small fixes for OGL


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4286 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

docs/latex/wx/datstrm.tex

@@ -31,6 +31,10 @@ For example:
 
 See also \helpref{wxDataOutputStream}{wxdataoutputstream}. 
 
+\wxheading{Derived from}
+
+None
+
 \wxheading{Include files}
 
 <wx/datstrm.h>
@@ -114,6 +118,10 @@ usage and caveats.
 
 See also \helpref{wxDataInputStream}{wxdatainputstream}. 
 
+\wxheading{Derived from}
+
+None
+
 \latexignore{\rtfignore{\wxheading{Members}}}
 
 \membersection{wxDataOutputStream::wxDataOutputStream}\label{wxdataoutputstreamconstr}