fix: observer taget has been renamed to selector

Author: frankpagan

src/index.js

@@ -112,7 +112,7 @@ const CoCreateFloatingLabel = {
 observer.init({
  name: 'CoCreateFloatingLabelInit',
  observe: ['addedNodes'],
- target: 'floating-label, .floating-label',
+ selector: 'floating-label, .floating-label',
  callback: mutation => {
  CoCreateFloatingLabel.init(mutation.target);
  }
@@ -122,7 +122,7 @@ observer.init({
  name: 'CoCreateFloatingLabelInit',
  observe: ['attributes'],
  attributeName: ['placeholder'],
- target: '.floating-label',
+ selector: '.floating-label',
  callback: mutation => {
  let value = mutation.target.getAttribute('placeholder');
  let floatinglabel = mutation.target.parentElement;