Merge branch 'devel'
fix issue for ConfigParser.NoOptionError: No option 'urlfilter' in section: 'pac'

http://code.google.com/p/goagent/issues/detail?id=10319
https://github.com/goagent/goagent/commit/06a8fb55329a2ee229694037c060e9
cdf10d970c
Merge pull request #197 from lwr/master

fix issue for ConfigParser.NoOptionError: No option 'urlfilter' in section: 'pac'
Merge branch 'master' into devel
update goagent;
use python2.7;
update version to 1.3.33
release GoAgentX v1.3.33