Update Documentation - v2.5.1 - assorted fixes
Fix page spec

Requires Requisition class to have a valid URL
& functional .open method; saves from lack of requisition
link on 1.0 final release interface.
Update documentation for page spec fix
Fix specs to ensure @ole.quit after each
Merge branch 'development' of github.com:jkwaldrip/ole-qa-framework into development

Conflicts:
	CHANGELOG.md
Update version number (2.5.1 -> 2.5.2)
Update/add message functions on bib editor

- Update .message definition
- Add .messages
- Add .message_header
- Add .message_count
Move message-related elements to OLELS Editor base class
Add date to changelog