Use pip to install instead of setup.py, following python-jsonschema/jsonschema#449

Author: danielhers

.appveyor.yml

@@ -21,7 +21,7 @@ install:
   - conda create -q -n test-env python=3.6 cython numpy pypandoc pytest
   - activate test-env
   - cinst pandoc
-  - python setup.py install
+  - pip install .
   - python -m spacy download en_core_web_md
   - python -m spacy download de_core_news_md
 

.travis.yml

@@ -10,7 +10,7 @@ addons:
     - pandoc
 install:
   - pip uninstall -y numpy
-  - python setup.py install
+  - pip install .
   - pip install pytest
   - python -m spacy download en_core_web_md
   - python -m spacy download de_core_news_md

README.md

@@ -21,7 +21,7 @@ Alternatively, install the latest code from GitHub (may be unstable):
 
     git clone https://github.com/danielhers/tupa
     cd tupa
-    python setup.py install
+    pip install .
 
 ### Train the parser