#300 Python3: Complete Test Coverage of SQLparsing Functions That Use CNX_TITLES_STAR and CNX_PDOT_PUBS_STAR

[Al von Ruff]

Test coverage for SQLparsing.py functions the utilize CNX_TITLES_STAR:

• SQLloadTitle
• SQLloadTitleList
• SQLFindYear
• SQLgetTitleVariants

Test coverage for SQLparsing.py functions the utilize CNX_PDOT_PUBS_STAR::

• SQLGetFrontPagePubs
• SQLGetPubsForAuthorPublisher
• SQLGetCoverPubsByTitle
• SQLGetPubsByTitle
• SQLGetPubsByTitleNoParent
• SQLGetPubsByTitleNoTranslations
• SQLGetPubsForChildTitles