most of the distribution being touched.
according to mstevens' feedback, adding object state -> method mapping to POE::Session's constructors, poing.perl sample fixes, and lib '..' cleanup to all the other samples.
Found and fixed a < and > translation bug in out-out.html. Apparently, <pre> text *does* need escapes.
forthcoming. Updated sample programs to use #!/usr/bin/perl; fixed permissions to be executable.