Added important comment

src/main/java/org/gcube/common/authorization/utils/manager/SecretManager.java

@@ -70,14 +70,20 @@ public class SecretManager {
 		setAll(secretHolder.getAuthorizationSecrets());
 	}
 	
-	private void setAll(SortedSet<Secret> authorizationSecrets) throws Exception {
+	private void setAll(SortedSet<Secret> secrets) throws Exception {
 		boolean first = true;
-		for(Secret authorizationSecret : authorizationSecrets) {
+		for(Secret secret : secrets) {
+			/*
+			 * Only the most important Secret must set
+			 * AuthorizationProvider and ScopeProvider
+			 * the others just need to set their token
+			 * in the correspondent provider
+			 */
 			if(first) {
-				authorizationSecret.set();
+				secret.set();
 				first = false;
 			}else {
-				authorizationSecret.setToken();
+				secret.setToken();
 			}
 		}
 	}