Add comment for robot initialisation

Reduce eslint bloc size

client/robot/robot.js

@@ -26,6 +26,7 @@
 /* exported robot */
 
 robot = {
+  // The variable 'room' and 'clientConfig' will be initialized at the call of start function
   room: '',
   clientConfig: {},
   previousReco: [],

lib/runner.js

@@ -18,8 +18,6 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
- /* global robot:true robotController */
-
 const webdriverio = require('webdriverio');
 
 // Utility function to resolve a list of promise-based function calls
@@ -44,11 +42,17 @@ module.exports = config => ({
       .then(() => resolveSequentially(f => client.execute(f, room, clientConfig),
                                       controllerFilesList))
       .then(() => console.log('runner: modules resolved'))
-      .then(() => client.execute(clientConfig => robotController.external.load(clientConfig), clientConfig))
+      .then(() => client.execute(clientConfig =>
+        /* eslint-disable no-undef */
+        robotController.external.load(clientConfig), clientConfig)
+        /* eslint-enable */
+      )
       .then(() => console.log('runner: external loaded'))
       .then(() => client.execute((room, clientConfig) => {
         setTimeout(() => {
+          /* eslint-disable no-undef */
           robot.start(room, clientConfig);
+          /* eslint-enable */
         }, 500);
       }, room, clientConfig))
       .then(() => console.log('runner: robot started'))