create default-settings.json that shouldn't be edited, use settings.json for custom settings

.gitignore

@@ -1,3 +1,4 @@
 node_modules
 dist/
 modpePlugins/
+config/settings.json

app.js

@@ -2,7 +2,15 @@
 
 var mcServer=require("./");
 
-var settings = require('./config/settings');
+var settings;
+
+try {
+  settings = require('./config/settings');
+}
+catch(err) {
+  settings = require('./config/default-settings');
+}
+
 var commands = require('./config/commands');
 
 var options = {

config/settings.json

@@ -4,7 +4,7 @@
   "maxPlayers": 10,
   "onlineMode": true,
   "logging": true,
-  "gameMode": 1,
+  "gameMode": 0,
   "generation": {
     "name":"diamond_square",
     "options":{