Log Message:
Update p5-HTTP-OAI to 3.27.

Changes from previous:
3.26
	- Added 'delay' option to delay between requests
	- Added --skip-identify option to oai_browser.pl
	- Fixed POD for RT #64077
	- Hopefully fixes #69337 (no test case given)
	- Bumped XML::SAX::Base to 1.04 which should fix #68907

3.25
	- Added unit test for OAI_DC metadata() parsing
	- Metadata::OAI_DC now parses dc when passed as a DOM to ->metadata