Revert ".travis.yml: Install Python bindings to DRMAA as SGE installation is now working."
Revert ".travis.yml: Install Python bindings to DRMAA as SGE installation is now working."

This reverts commit 7a4f84d9dbde4b261c1243b80d37844aec92f4f0.

DudLab/nanshe,DudLab/nanshe,nanshe-org/nanshe,jakirkham/nanshe,jakirkham/nanshe,nanshe-org/nanshe