Add Sonar configuration and add Docker-py lib dep in the setup file

setup.py

@@ -70,6 +70,7 @@ def get_requires():
         'CHART': ['matplotlib'],
         'BROWSER': ['zeroconf>=0.16', 'netifaces'],
         'RAID': ['pymdstat'],
+        'DOCKER': ['docker-py'],
         'EXPORT': ['influxdb', 'statsd'],
         'ACTION': ['pystache']
     },

sonar-project.properties

@@ -0,0 +1,20 @@
+# Required metadata
+sonar.projectKey=glances
+sonar.projectName=Glances
+sonar.projectVersion=2.3_beta
+
+# Path to the parent source code directory.
+# Path is relative to the sonar-project.properties file. Replace "\" by "/" on Windows.
+# Since SonarQube 4.2, this property is optional if sonar.modules is set. 
+# If not set, SonarQube starts looking for source code from the directory containing 
+# the sonar-project.properties file.
+sonar.sources=glances
+
+# Language
+sonar.language=py
+
+# Encoding of the source code
+sonar.sourceEncoding=UTF-8
+
+# Additional parameters
+#sonar.my.property=value