add sonar-project file

Author: facontidavide

sonar-project.properties

@@ -0,0 +1,13 @@
+sonar.projectKey=BehaviorTree_BehaviorTree.CPP
+sonar.organization=behaviortree
+
+# This is the name and version displayed in the SonarCloud UI.
+#sonar.projectName=BehaviorTree.CPP
+#sonar.projectVersion=1.0
+
+
+# Path is relative to the sonar-project.properties file. Replace "\" by "/" on Windows.
+#sonar.sources=.
+
+# Encoding of the source code. Default is default system encoding
+#sonar.sourceEncoding=UTF-8