Enable painter and librfxcodec by default
Enable painter and librfxcodec by default

Change help messages to clarify that both libraries are included. Move
messages next to each other. Remove duplicate XRDP_PAINTER conditional.

jsorg71/xrdp,ubuntu-xrdp/xrdp,neutrinolabs/xrdp,cocoon/xrdp,moobyfr/xrdp,PKRoma/xrdp,ubuntu-xrdp/xrdp,cocoon/xrdp,proski/xrdp,PKRoma/xrdp,proski/xrdp,proski/xrdp,jsorg71/xrdp,metalefty/xrdp,neutrinolabs/xrdp,jsorg71/xrdp,moobyfr/xrdp,metalefty/xrdp,ubuntu-xrdp/xrdp,neutrinolabs/xrdp,moobyfr/xrdp,PKRoma/xrdp,cocoon/xrdp,metalefty/xrdp