This patch combines the changes from the following trunk revisions:
- r61675
- r61676
- r61677
- r61678
- r61685
- r61686
- r61687
- r61688
- r61689
- r61690
- r61696
- r61726
It refactors wxSocketImpl creation to use a Mac-specific version of it in GUI
Mac applications which fixes generation of socket events under Mac (see #11030)
and also fixes bug in wxSocketServer::WaitForAccept() (see #11107).
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_9_0_BRANCH@61734 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
