enforce no console, disable e2e on travis temporarily

.eslintrc

       "error",
       "except-parens"
     ],
-    "no-console": "warn",
+    "no-console": "error",
     "no-constant-condition": "error",
     "no-control-regex": "error",
     "no-debugger": "warn",

playground/scripts/e2e.ios.js

 
 function run() {
   buildProjForDetox();
+  if (process.env.TRAVIS) {
+    console.warn('skipping e2e temporarily due to fbsimctl is currently broken'); //eslint-disable-line
+  }
   e2e();
 }
 

src/adapters/NativeCommandsSender.js

   }
 
   setRoot(layoutTree) {
-    console.log('layoutTree: ', JSON.stringify(layoutTree));
     this.nativeCommandsModule.setRoot(layoutTree);
     return Promise.resolve(layoutTree);
   }

src/commands/AppCommands.js

   }
 
   setRoot(simpleApi) {
-    console.log('AppCommands', 'setRoot');
     const input = _.cloneDeep(simpleApi);
     const layout = this.layoutTreeParser.parseFromSimpleJSON(input);
     this.layoutTreeCrawler.crawl(layout);
-    console.log('layout: ', JSON.stringify(layout));
     return this.nativeCommandsSender.setRoot(layout);
   }
 }