Re-add missing travis.sh for now

travis.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+if [ "${VIA}" == "pypi" ]; then
+    rm -rf *
+    pip install spacy-nightly
+    python -m spacy download en
+fi
+
+if [[ "${VIA}" == "sdist" && "${TRAVIS_PULL_REQUEST}" == "false" ]]; then
+  rm -rf *
+  pip uninstall spacy
+  wget https://api.explosion.ai/build/spacy/sdist/$TRAVIS_COMMIT
+  mv $TRAVIS_COMMIT sdist.tgz
+  pip install -U sdist.tgz
+fi
+
+
+if [ "${VIA}" == "compile" ]; then
+  pip install -r requirements.txt
+  python setup.py build_ext --inplace
+  pip install -e .
+fi