test_utils.py: Convert methods to functions
test_utils.py: Convert methods to functions

Change from unittest-style test class to nosetests/py.test style test
functions

JimDennis/pymssql,bladams/pymssql,klothe/pymssql,zerolugithub/pymssql,pymssql/pymssql,zerolugithub/pymssql,Aloomaio/pymssql,pymssql/pymssql,JimDennis/pymssql,klothe/pymssql,Aloomaio/pymssql,klothe/pymssql,ramiro/pymssql,ramiro/pymssql,ramiro/pymssql,JimDennis/pymssql,bladams/pymssql,Aloomaio/pymssql,zerolugithub/pymssql,bladams/pymssql