return up to 40 sorted scenario application msgs

src/main/java/com/conveyal/r5/analyst/error/TaskError.java

@@ -30,21 +30,15 @@ public TaskError(Throwable throwable) {
     }
 
     /**
-     * This constructor is used for errors that occur while applying a scenario to a network.
-     * messages will generally be either the errors or warnings associated with the modification, which is why there is
-     * a separate argument; otherwise we wouldn't know whether errors or warnings were desired.
+     * This constructor is used for errors, warnings, or informational messages that occur
+     * while applying a scenario to a network.
      */
     public TaskError(Modification modification, Collection<String> messages) {
         this.modificationId = modification.comment;
         this.title = "while applying the modification entitled '" + modification.comment + "'.";
         checkArgument(messages.size() <= Modification.MAX_MESSAGES + 1);
         this.messages.addAll(messages);
-    }
-
-    public TaskError(String modificationId, String title, String detail) {
-        this.modificationId = modificationId;
-        this.title = title;
-        this.messages.add(detail);
+        this.messages.sort(String::compareTo);
     }
 
 }

src/main/java/com/conveyal/r5/analyst/scenario/Modification.java

@@ -39,7 +39,7 @@ public abstract class Modification implements Serializable {
      * The maximum number of error messages in each category (info/warning/error) to store in each modification.
      * This prevents bandwidth/latency/memory problems from sending enormous lists of errors back to the client.
      */
-    public static final int MAX_MESSAGES = 5;
+    public static final int MAX_MESSAGES = 40;
 
     /** Free-text comment describing this modification instance and what it's intended to do or represent. */
     public String comment;