Lint fixes

lib/countly.js

@@ -631,17 +631,18 @@ Countly.Bulk = Bulk;
     * Changes the current device ID according to the device ID type (the preffered method)
     * @param {string} newId - new user/device ID to use. Must be a non-empty string value. Invalid values (like null, empty string or undefined) will be rejected
     * */
-    Countly.set_id = function (newId) {
-        cc.log(cc.logLevelEnums.INFO, "set_id, Changing the device ID to:[" + newId + "]");
-        if (newId == null || newId === "") {
+    Countly.set_id = function(newId) {
+        cc.log(cc.logLevelEnums.INFO, `set_id, Changing the device ID to: [${newId}]`);
+        if (newId === null || newId === "") {
             cc.log(cc.logLevelEnums.WARNING, "set_id, The provided device is not a valid ID");
             return;
         }
         if (Countly.deviceIdType === cc.deviceIdTypeEnums.DEVELOPER_SUPPLIED) {
-            /*change ID without merge as current ID is Dev supplied, so not first login*/
+            // change ID without merge as current ID is Dev supplied, so not first login
             Countly.change_id(newId, false);
-        } else {
-            /*change ID with merge as current ID is not Dev supplied*/
+        }
+        else {
+            // change ID with merge as current ID is not Dev supplied*/
             Countly.change_id(newId, true);
         }
     };