* rename workflows file and add sdist job

* rename CLI executable to IMCtermite
* add workflow badge to README.md
* clean up makefile
* add timestamp of build to CLI binary showing version/help

.github/workflows/pypi-deploy.yml

@@ -0,0 +1,40 @@
+
+name: Build Python Wheels
+on:
+  push:
+    branches: [master]
+jobs:
+  build_wheels:
+    name: Build binary wheels on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-20.04, windows-2019, macOS-10.15]
+        arch: [auto32, auto64, aarch64, ppc64le, s390x]
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+      - name: Install cibuildwheel
+        run: python -m pip install cibuildwheel==2.1.2
+      - name: Build wheels
+        run: python -m cibuildwheel --output-dir wheelhouse
+
+  build_sdist:
+    name: Build source distribution
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Build sdist
+        run: python setup.py sdist
+
+  upload_pypi:
+    name: Upload binary wheels to PyPI
+    runs-on: ubuntu-20.04
+    needs: [build_wheels, build_sdist]
+
+    steps:
+      - uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          user: __token__
+          password: ${{ secrets.IMCTERMITE_GITHUB_WORKFLOW_PYPI_API_TOKEN }}