switching to eslint for code checking

most rules degraded to WARN, so we don't go insane. This will
change over time. The aim is to conform to a common style

Signed-off-by: Claudius Coenen <opensource@amenthes.de>

public/js/lib/editor/ui-elements.js

@@ -67,7 +67,7 @@ export const getUIElements = () => ({
     codemirrorScroll: $('.ui-edit-area .CodeMirror .CodeMirror-scroll'),
     codemirrorSizer: $('.ui-edit-area .CodeMirror .CodeMirror-sizer'),
     codemirrorSizerInner: $(
-      '.ui-edit-area .CodeMirror .CodeMirror-sizer > div',
+      '.ui-edit-area .CodeMirror .CodeMirror-sizer > div'
     ),
     markdown: $('.ui-view-area .markdown-body'),
     resize: {