v0.0400 use File::Slurper and remove ::XS deps

Code cleanup + getting ready to release v0.0304

Getting ready to release version 0.0303

Updating version to 0.0302

Updating version to 0.0301

Added support for LWP::Simple in place of IO::All.

Added support for LWP::Simple in place of IO::All.

Added support for IO::All and IO::All::HTTP.

Also, now we take advantage of Pod::Usage.

Updating version for a new release.

Documented xml support.