Added simple travis test.
Added simple travis test.

jcrist/pydy,Shekharrajak/pydy,Shekharrajak/pydy,jcrist/pydy,skidzo/pydy,jcrist/pydy,jcrist/pydy,jcrist/pydy,Shekharrajak/pydy,skidzo/pydy,oliverlee/pydy,jcrist/pydy,oliverlee/pydy,skidzo/pydy,Shekharrajak/pydy,jcrist/pydy,skidzo/pydy,oliverlee/pydy