Fix _getTransitiveClosure: there was maximum one parent class in the list

But if you have more than one parent class on top, with this fix all of
them are now in the list.
Fix syntax error when short_open_tag is enabled
add build batch and API documentation link
fix link
fix cs issues
add some test flags to avoid timeouts in syntax tests

this only affects test-unit-cc runs.
refer to
http://stackoverflow.com/questions/10520464/what-does-phpunit-strict-mode-do
add hasO test for MemoryModel
Remove deprecated cache config pairs and adjust tests.
Fix coding standard for RDF srializer adapters
Add serializeQueryResultToString to serializer interface and throw exception if not supported
Add text/turtle to accept header of LDWrapper
Apply coding standards for SimpleQuery and SimpleQueryTest
Add new simplequery testcases and support COUNT
flatten qids array as expected by frontend
removing second loop. about commit #8731310
deb changes for 1.6
Increase security by preparing all statements in Virtuoso store adapter.
Increase security by preparing all statements in Virtuoso store adapter.
Disable prepared statements for now since there were problems with ODBC-link resource.
Enable API documentation.