Add Azure Pipline jobs

azure-pipelines.yml

@@ -1,19 +1,24 @@
-pool:
-  name: Hosted Ubuntu 1604
-steps:
-- script: |
+jobs:
+- job: linux_build
+  displayName: Linux Build
+
+  pool: Hosted Ubuntu 1604
+  workspace:
+    clean: all
+  steps:
+  - script: |
      sudo apt-get update -qq
      sudo apt-get install libcap2-bin
      echo -n | openssl s_client -connect scan.coverity.com:443 | sed -ne '/-BEGIN CERTIFICATE-/,/-END CERTIFICATE-/p' |  sudo tee -a /etc/ssl/certs/ca-
     displayName: 'before_install'
 
-- script: |
+  - script: |
      ci/build-1-autotools.sh
      curl -L http://cpanmin.us | perl - --sudo App::cpanminus
      cpanm --sudo Test::Command
     displayName: install
 
-- script: |
+  - script: |
      ci/build-2-install.sh
      env PATH=`pwd`/src:$PATH prove ci/test-{01..13}*.pl
      env PATH=`pwd`/src:$PATH prove ci/test-15*.pl