#199 Configure airbnb eslint plugin

* Add airbnb eslint package
* Format two files as examples
* Disable eslint prebuild commands to avoid reformatting the complete codebase at once

Author: Lucas Rebscher

webapp/.eslintrc.js

@@ -1,9 +1,14 @@
 module.exports = {
   extends: [
-    "./node_modules/@geppettoengine/geppetto-client/.eslintrc.js"
+    'airbnb',
   ],
   rules: {
-    'multiline-comment-style': 0,
+    // Turn off some rules so that we can improve the code step by step
+    'class-methods-use-this': 0,
+    'react/jsx-filename-extension': 0,
+
+    // Tweak some rules to our preferences
+    'space-before-function-paren': ['error', 'always'],
   },
   globals: {
     page: true,
@@ -14,6 +19,6 @@ module.exports = {
     pvdr: true,
     net1: true,
     CanvasContainer: true,
-    patchRequire: true
-  }
-};
+    patchRequire: true,
+  },
+};

webapp/components/general/NetPyNEPythonConsole.js

@@ -1,25 +1,24 @@
-import React, { Component } from 'react'
+import React, { Component } from 'react';
 
-import PythonConsole from '@geppettoengine/geppetto-client/js/components/interface/pythonConsole/PythonConsole';
+import PythonConsole
+  from '@geppettoengine/geppetto-client/js/components/interface/pythonConsole/PythonConsole';
 
 export class NetPyNEPythonConsole extends Component {
-  
+
+  componentDidMount () {
+  }
+
   shouldComponentUpdate () {
     return false;
   }
 
   componentWillUnmount () {
-    console.info("unmounting python console");
+    console.info('unmounting python console');
   }
 
-  componentDidMount () {
-    
-    
-  }
   render () {
-    return <PythonConsole pythonNotebookPath={"notebooks/notebook.ipynb"} />
+    return <PythonConsole pythonNotebookPath="notebooks/notebook.ipynb" />;
   }
 }
 
-
 export default NetPyNEPythonConsole;