Updated travis.yml in an attempt to stop the failures by having travis use miniconda for the python stuff.
Updated travis.yml in an attempt to stop the failures by having travis use miniconda for the python stuff.

frederikhermans/pyfftw-arm,hgomersall/pyFFTW,frederikhermans/pyfftw-arm,hgomersall/pyFFTW,hgomersall/pyFFTW