Fixed lint errors

src/components/layers/JSONEditor.jsx

@@ -24,10 +24,15 @@ class JSONEditor extends React.Component {
     maxHeight: PropTypes.number,
     onChange: PropTypes.func,
     lineNumbers: PropTypes.bool,
+    lineWrapping: PropTypes.bool,
+    getValue: PropTypes.func,
+    gutters: PropTypes.array,
+    className: PropTypes.string,
   }
 
   static defaultProps = {
     lineNumbers: true,
+    lineWrapping: false,
     gutters: ["CodeMirror-lint-markers"],
     getValue: (data) => {
       return JSON.stringify(data, null, 2)

src/components/layers/LayerEditor.jsx

@@ -58,6 +58,7 @@ export default class LayerEditor extends React.Component {
     isFirstLayer: PropTypes.bool,
     isLastLayer: PropTypes.bool,
     layerIndex: PropTypes.number,
+    errors: PropTypes.array,
   }
 
   static defaultProps = {

src/components/layers/LayerTypeBlock.jsx

@@ -11,6 +11,7 @@ class LayerTypeBlock extends React.Component {
     value: PropTypes.string.isRequired,
     wdKey: PropTypes.string,
     onChange: PropTypes.func.isRequired,
+    error: PropTypes.object,
   }
 
   render() {

src/components/layers/MaxZoomBlock.jsx

@@ -9,6 +9,7 @@ class MaxZoomBlock extends React.Component {
   static propTypes = {
     value: PropTypes.number,
     onChange: PropTypes.func.isRequired,
+    error: PropTypes.object,
   }
 
   render() {

src/components/layers/MinZoomBlock.jsx

@@ -9,6 +9,7 @@ class MinZoomBlock extends React.Component {
   static propTypes = {
     value: PropTypes.number,
     onChange: PropTypes.func.isRequired,
+    error: PropTypes.object,
   }
 
   render() {