Rename actions

Author: kislyuk

.github/workflows/pythonpackage.yml renamed to .github/workflows/ci.yml

@@ -1,16 +1,14 @@
-name: Python package
+name: Test suite
 
 on: [push]
 
 jobs:
-  build:
-
+  run_unit_tests:
     runs-on: ubuntu-18.04
     strategy:
       max-parallel: 8
       matrix:
         python-version: [2.7, 3.5, 3.6, 3.7, 3.8]
-
     steps:
     - uses: actions/checkout@v1
     - name: Set up Python ${{ matrix.python-version }}