Doxygen tune-ups/fixes
*8744* Introduce SubEditorsDAO and schema
*8148* rename function for consistency
*8744* Series/SectionForm abstraction
Remove dead code
8744* Function name consistency
Remove unnecessary abstraction of PKPNote[DAO]
*8746* Remove old role cruft
Merge pull request #87 from jnugent/master

*8148* rename function for consistency
*8746* Cleanup; remove application-specific Role subclass
Merge pull request #90 from asmecher/8746-fix

*8746* Clean up roles leftovers from 2.4.x-style auth code
Code review tweaks
Merge pull request #86 from asmecher/8744-fix

*8744* Refactor Series/SectionEditorsDAO into SubEditorsDAO (in PKP lib)
*8727* Make glob pattern work with new phpunit and selenium versions
Generate screenshots on functional testing errors
Remove phpunit pear package dependency