message: Spelling and consistency (no change in behavior)
  "charaters" is a spelling error; it may still need commas -- Oxford, of course!  Additionally, slight inconsistency in uppercase/lowercase, and pluralism agreement.
  There remains an outstanding oddity on multi instance association description.
diff: @@ -497,12 +497,12 @@ export default {
  },
  newName (val) {
  this.nameError = /["+*\s]+/g.test(val)
  - ? 'Remove " + * and blank space charaters'
  + ? 'Remove " + * and blank space characters'
  : null
  },
  newLoc (val) {
  this.locError = /["+*\s]+/g.test(val)
  - ? 'Remove " + * and blank space charaters'
  + ? 'Remove " + * and blank space characters'
  : null
  },
  selectedNode () {
  @@ -633,7 +633,7 @@ export default {
  value: 'addNode'
  },
  {
  - text: 'Remove Node (exclusion)',
  + text: 'Remove node (exclusion)',
  value: 'removeNode'
  },
  {
  @@ -718,7 +718,7 @@ export default {
  var self = this
  if (
  confirm(
  - 'Attention: This will override all existing nodes names and location'
  + 'Attention: This will override all existing nodes names and locations'
  )
  ) {
  self.$emit('import', 'json', function (err, data) {
  