TRAVIS: It is supposed to be ok for python 3.3, lets see.
TRAVIS: It is supposed to be ok for python 3.3, lets see.

dingliumath/quant-econ,gxxjjj/QuantEcon.py,andybrnr/QuantEcon.py,QuantEcon/QuantEcon.py,agutieda/QuantEcon.py,oyamad/QuantEcon.py,jviada/QuantEcon.py,dingliumath/quant-econ,chenxulong/quanteco,gxxjjj/QuantEcon.py,QuantEcon/QuantEcon.py,mgahsan/QuantEcon.py,mgahsan/QuantEcon.py,oyamad/QuantEcon.py,jviada/QuantEcon.py,agutieda/QuantEcon.py,chenxulong/quanteco,andybrnr/QuantEcon.py