bumped labextension version; switched to sdist no-cache build in CI

Author: telamonian

.travis.yml

@@ -7,8 +7,10 @@ cache:
     - /home/travis/.yarn-cache/
 install: pip install pytest "jupyterlab~=1.0"
 script:
-  - python setup.py bdist_wheel
-  - pip install --find-links=dist jupyterlab_git[test]
+  - python setup.py sdist
+  - pip install jupyterlab_git[test] --find-links=dist --no-deps --no-cache-dir -v
+  - pip install jupyterlab_git[test] --find-links=dist -v
+  - jupyter labextension list
   - jupyter lab build
   - pytest jupyterlab_git -r ap
   - jlpm run test

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@jupyterlab/git",
-  "version": "0.8.2",
+  "version": "0.9.0",
   "description": "A JupyterLab extension for version control using git",
   "main": "lib/index.js",
   "style": "style/index.css",