Tidied up unit test folder

[manwar]

Hi, please review the following changes:

• Renamed: t/pod-coverage.t~ -> t/pod-coverage.t
• Renamed: t/pod.t~ -> t/pod.t
• Added t/pod.t and t/pod-coverage.t to the MANIFEST file.

Many Thanks. Best Regards, Mohammad S Anwar

[DrHyde]

They're deliberately not run because they fail egregiously.