*8893* call parent getLocaleFieldNames from SubmissionDAO
Upgrade Smarty to newest 2.x stable
*8888* Fix/skip pkp-lib plugin tests
Merge pull request #167 from jnugent/8893-fix

*8893* call parent getLocaleFieldNames from SubmissionDAO
*8888* Disable broken plugin tests
*8888* Skip ISBNDB test for applications without plugin
*8888* Disabled broken tests