Test of azure pipelines build

azure-pipelines.yml

@@ -8,9 +8,10 @@ pool:
   vmImage: 'Ubuntu 16.04'
 
 steps:
+  - script: pip install --upgrade pip
   - script: pip install -U platformio
   - script: git clone --depth=20 https://github.com/noisymime/cppcheck.git noisymime/cppcheck
   - script: cd noisymime/speeduino
   - script: platformio update
   - script: platformio run -e megaatmega2560 -e teensy35 -e genericSTM32F103RB
-  - script: cd ..
+  - script: cd ..