Remove temporary 1.3 build

Author: Seth Weidman

.jenkins/build.sh

@@ -34,10 +34,6 @@ pip install sphinx-gallery==0.3.1 tqdm matplotlib ipython pillow==4.1.1
 
 aws configure set default.s3.multipart_threshold 5120MB
 
-# install nightly PyTorch 1.3
-# TODO: remove after 1.3 release
-pip install torch==1.3.0 -f https://download.pytorch.org/whl/nightly/cu100/torch_nightly.html
-
 # Decide whether to parallelize tutorial builds, based on $JOB_BASE_NAME
 export NUM_WORKERS=20
 if [[ "${JOB_BASE_NAME}" == *worker_* ]]; then