Update configure and bakefile.m4 for the new version too.
Also add the missing makefiles and projects for the XTI sample.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@66836 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
0.2.5 versions of some makefiles were checked in, regenerate them using 0.2.6.
Also regenerate configure after autoconf_inc.m4 was updated.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@61946 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775