remove python 3.2 travis build, jinja2 not run in python 3.2
File
"/home/travis/virtualenv/python3.2/lib/python3.2/site-packages/Jinja2-2.7.1-py3.2.egg/jinja2/environment.py",
line 639
    u'\xff\xff\xff\xff'.encode('iso-8859-15')
                      ^
SyntaxError: invalid syntax