using common implementation avoiding out-of-order redraws

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77031 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
fixing background style 

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77032 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
removing code for pre 10.6 systems

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77033 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
removing code for pre 10.6 systems

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77034 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
add our support files

Signed-off-by: unknown <vdmn@vdmn.lan>
make our scripts executable

Signed-off-by: unknown <vdmn@vdmn.lan>
update our support scripts

Signed-off-by: unknown <vdmn@vdmn.lan>
copy the script in process of disappearing itself

Signed-off-by: unknown <vdmn@vdmn.lan>
updated helper script

Signed-off-by: unknown <vdmn@vdmn.lan>
update our support script

Signed-off-by: unknown <vdmn@vdmn.lan>
sync with upstream (SVN); patched for ICC; removed files we do not support

Signed-off-by: Marian 'VooDooMan' Meravy <vdm113@gmail.com>
restore our README.md for Github

Signed-off-by: Marian 'VooDooMan' Meravy <vdm113@gmail.com>