Transform print statement to print function

Partial implement: blueprint py33-support

Change-Id: Ieed61447746bc5f598dcdfa89362aaa93f7c0dec
Replace urllib/urllib2 with urlutils

The update of urlutils is same as follows:
https://review.openstack.org/#/c/52875/

Partial implement: blueprint py33-support

Change-Id: Iac43acd616504ede12bcdb4df15e32bb636a09c6
remove python 2.5 support for parse_sql

Python 2.5 is not supported anymore, remove the obsolete code for parse_sql.

Close-Bug #1243418

Change-Id: Ib87bde26a9b44555a36e3831f6aa33a6b3a4ba21