setup.py: Fix Google Code issue 127 ("Make Cython not necessary when pymssql.c and _mssql.c are already present")
setup.py: Fix Google Code issue 127 ("Make Cython not necessary when
pymssql.c and _mssql.c are already present")

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