Cleanup files for azure pipelines (#333)

azure/deploy-docs.yml

-queue:
-  name: Hosted Ubuntu 1604
-  timeoutInMinutes: 6000
-
-variables:
-  python.version: '3.7'
-
-trigger:
-  batch: true
-  branches:
-    include:
-    - master
-
-pr: none
-
-steps:
-
-- task: UsePythonVersion@0
-  displayName: 'Use Python $(python.version)'
-  inputs:
-    versionSpec: '$(python.version)'
-
-- script: 'git describe --exact-match --tags HEAD'
-  displayName: 'Fail build on non-release commits'
-
-- script: 'azure/install_dependencies.sh && pip install h5py pytorch-ignite tb-nightly sphinx sphinx_rtd_theme matplotlib pillow sphinx-gallery && pip install .'
-  displayName: 'Install dependencies'
-
-- script: './download.sh'
-  displayName: 'Download data files'
-
-- script: 'sphinx-build docs build'
-  displayName: Build documents
-
-- script: 'mkdir -p ~/.ssh && echo $(deploy_privatekey) | base64 -d > ~/.ssh/id_rsa && chmod 0600 ~/.ssh/id_rsa && echo $(deploy_pubkey) > ~/.ssh/id_rsa.pub'
-  displayName: Set up deploy keys
-
-- script: 'ssh-keyscan -t rsa github.com >> ~/.ssh/known_hosts && git config --global user.email "zasdfgbnm-bot@example.com" && git config --global user.name "zasdfgbnm-bot"'
-  displayName: Set up github
-
-- script: 'git clone git@github.com:aiqm/torchani.git deploy_dir -b gh-pages'
-  displayName: Clone gh-pages repository
-
-- script: 'rm -rf deploy_dir/* && cp -r build/* deploy_dir'
-  displayName: Replace with new files
-
-- script: 'cd deploy_dir && git add . && git commit -m "update" && git push'
-  displayName: Deploy

azure/deploy-pypi.yml

-queue:
-  name: Hosted Ubuntu 1604
-  timeoutInMinutes: 6000
-
-trigger:
-  batch: true
-  branches:
-    include:
-    - master
-
-pr: none
-
-variables:
-  python.version: '3.7'
-
-steps:
-
-- task: UsePythonVersion@0
-  displayName: 'Use Python $(python.version)'
-  inputs:
-    versionSpec: '$(python.version)'
-
-- script: 'git describe --exact-match --tags HEAD'
-  displayName: 'Fail build on non-release commits'
-
-- script: 'azure/install_dependencies.sh && pip install nose coverage twine wheel'
-  displayName: 'Install dependencies'
-
-- script: './download.sh'
-  displayName: 'Download data files'
-
-- script: 'python setup.py nosetests'
-  displayName: Unit tests
-
-- script: 'python setup.py bdist bdist_wheel && twine upload -u $(pypi_username) -p $(pypi_password) dist/*'
-  displayName: PYPI deploy