ignore config files from coverage

Author: javierbrea

sonar-project.properties

@@ -4,7 +4,7 @@ sonar.projectVersion=1.0.2
 
 sonar.javascript.file.suffixes=.js
 sonar.sourceEncoding=UTF-8
-sonar.exclusions=node_modules/**
+sonar.exclusions=node_modules/**,*.config.js
 sonar.test.exclusions=test/**/*
 sonar.coverage.exclusions=test/**/*
 sonar.cpd.exclusions=test/**