freed up query result before returning from getRow() method. refs #3431
removed obsolete function getTableContentsAsArray()
method rolloverObjectives(): released query results resource handle as soon as we're done processing the result set. code cleanup: replaced calls to array_push() with shorthand bracket assigment notation. renamed  variable to  to improve consistency with CI defaults. refs #3431
freed query result before returning from method getIdArrayFromCrossTable(). refs #3431
Merge pull request #123 from ucsflibtopfstedt/bug3431

free db query results asap