Added way to add property to configuration

git-svn-id: https://svn.d4science.research-infrastructures.eu/gcube/trunk/accounting/accounting-lib@120083 82a268e6-3cf1-43bd-a215-b396298e98cf

src/main/java/org/gcube/accounting/persistence/AccountingPersistenceConfiguration.java

@@ -100,6 +100,11 @@ public class AccountingPersistenceConfiguration {
 		this.password = password;
 	}
 
+
+	public void addProperty(String key, Property property){
+		propertyMap.put(key, property);
+	}
+	
 	/**
 	 * @return the propertyMap
 	 * @throws Exception