[Node] Add warnings to all SDK example apps that would check if propp…

…er credentials have been set or it still has the defaults. (#90)

* feat: add warning for defaults

* feat: warn

examples/apm_example.js

@@ -1,10 +1,17 @@
 //since we need to test crashing the app
 /*global app*/
+const COUNTLY_SERVER_KEY = "https://your.server.ly";
+const COUNTLY_APP_KEY = "YOUR_APP_KEY";
+
+if(COUNTLY_APP_KEY === "YOUR_APP_KEY" || COUNTLY_SERVER_KEY === "https://your.server.ly"){
+    console.warn("Please do not use default set of app key and server url")
+}
+
 var Countly = require("../lib/countly.js");
 
 Countly.init({
-    app_key: "YOUR_APP_KEY",
-    url: "https://try.count.ly", //your server goes here
+    app_key: COUNTLY_APP_KEY,
+    url: COUNTLY_SERVER_KEY, //your server goes here
     debug: true
 });
 

examples/bulk_import_example.js

@@ -1,8 +1,15 @@
+const COUNTLY_SERVER_KEY = "https://your.server.ly";
+const COUNTLY_APP_KEY = "YOUR_APP_KEY";
+
+if(COUNTLY_APP_KEY === "YOUR_APP_KEY" || COUNTLY_SERVER_KEY === "https://your.server.ly"){
+    console.warn("Please do not use default set of app key and server url")
+}
+
 var CountlyBulk = require("../lib/countly").Bulk;
 
 var server = new CountlyBulk({
-    app_key: "YOUR_APP_KEY",
-    url: "https://try.count.ly", //your server goes here
+    app_key: COUNTLY_APP_KEY,
+    url: COUNTLY_SERVER_KEY, //your server goes here
     debug: true
 });
 

examples/example.js

@@ -1,14 +1,20 @@
 //since we need to test crashing the app
 /*global runthis, crashDaApp*/
+const COUNTLY_SERVER_KEY = "https://your.server.ly";
+const COUNTLY_APP_KEY = "YOUR_APP_KEY";
+
+if(COUNTLY_APP_KEY === "YOUR_APP_KEY" || COUNTLY_SERVER_KEY === "https://your.server.ly"){
+    console.warn("Please do not use default set of app key and server url")
+}
+
 var Countly = require("../lib/countly.js");
 
 Countly.init({
-    app_key: "YOUR_APP_KEY",
-    url: "https://try.count.ly", //your server goes here
+    app_key: COUNTLY_APP_KEY,
+    url: COUNTLY_SERVER_KEY, //your server goes here
     debug: true
 });
 
-
 Countly.begin_session();
 
 Countly.track_errors();

examples/multi-process.js

@@ -13,11 +13,18 @@ else if (cluster.isWorker) {
     console.log("I am worker " + cluster.worker.id);
 }
 
+const COUNTLY_SERVER_KEY = "https://your.server.ly";
+const COUNTLY_APP_KEY = "YOUR_APP_KEY";
+
+if(COUNTLY_APP_KEY === "YOUR_APP_KEY" || COUNTLY_SERVER_KEY === "https://your.server.ly"){
+    console.warn("Please do not use default set of app key and server url")
+}
+
 var Countly = require("../lib/countly.js");
 
 Countly.init({
-    app_key: "YOUR_APP_KEY",
-    url: "https://try.count.ly", //your server goes here
+    app_key: COUNTLY_APP_KEY,
+    url: COUNTLY_SERVER_KEY, //your server goes here
     debug: true
 });