Added date for 0.012 release
auto-remove README.pod, if present

...as we're now using the markdown version.
dzil: drop ExtraTests, add RunExtraTests and CheckExtraTests

I think I'd prefer the author/release tests to stay under xt/; these should
allow both that and for them to still be run as appropriate.
travis: --quiet cpanm
drop ExtraTests from the prereqs listing
move the unincorporated prereqs over into dist.ini

...as we really don't need to load them each time, but would like to have them
around.
dzil: add SchwartzRatio
wip, misc cleanups.
update travis
add updated cpanfile
Merge pull request #1 from neilbowers/master

Updated Changes file to be conformant with CPAN::Changes::Spec
make POD spelling test happy ('dist' makes them sad!)
update cpanfile
v0.044

	* [dzil] make POD spelling test happy ('dist' makes them sad!)
	* [dzil] Fix 0.012 release date (github #1; thanks @neilbowers!)
	* [dzil] update travis config
	* [dzil] misc cleanups
	* [dzil] add SchwartzRatio
	* [dzil] move the unincorporated prereqs over into dist.ini
	* [dzil] drop ExtraTests, add RunExtraTests and CheckExtraTests
	* [dzil] auto-remove README.pod, if present (was replaced with the
	  markdown version a while back)
Full build of CPAN release 0.044