Remove azure pipelines (#342)

azure-pipelines.yml

@@ -1,38 +0,0 @@
-trigger:
-- master
-
-pool:
-  vmImage: 'Ubuntu-16.04'
-
-strategy:
-  maxParallel: 2
-  matrix:
-    Stable:
-      variant: stable
-    Rolling:
-      variant: rolling
-
-steps:
-  - task: UsePythonVersion@0
-    inputs:
-      versionSpec: '3.7'
-      architecture: 'x64'
-  - task: PythonScript@0
-    inputs:
-      scriptSource: 'filepath'
-      scriptPath: 'build.py'
-      arguments: $(variant)
-  - task: PythonScript@0
-    inputs:
-      scriptSource: 'filepath'
-      scriptPath: 'test.py'
-      arguments: $(variant)
-  - task: Bash@3
-    inputs:
-      filePath: 'tests/test.sh'
-  - task: PythonScript@0
-    inputs:
-      scriptSource: 'filePath'
-      scriptPath: '.travis/deploy.py'
-    condition: and(eq(variables['Build.SourceBranch'], 'refs/heads/master'),
-                   eq(variables['variant'], 'rolling'))