use ensure index instead of simpleSchema

so we can match the index name created with razeedash-api

imports/api/userLog/userLog.js

@@ -1,7 +1,7 @@
 // Colletion to hold all user log entries
 
 import { Mongo } from 'meteor/mongo';
-import SimpleSchema from 'simpl-schema';
+import { Meteor } from 'meteor/meteor';
 
 export const UserLog = new Mongo.Collection('user_log');
 
@@ -11,11 +11,6 @@ UserLog.deny({
     remove() { return true; },
 });
 
-const userLogSchema = new SimpleSchema({
-    userid: { type: String, index: true },
-    action: { type: String, index: true },
-    message: { type: String, required: true },
-    created: { type: Date, required: true, },
-});
-
-UserLog.attachSchema(userLogSchema);
+if ( Meteor.isServer ) {
+    UserLog._ensureIndex( { 'userid': 1, 'action': 1} );
+}