Merge pull request raulriera#165 from liuhaoeee/master

adjust animation of placeholder to iOS12 new feature:AutoFill

Author: raulriera

TextFieldEffects/TextFieldEffects/TextFieldEffects.swift

@@ -92,7 +92,7 @@ open class TextFieldEffects : UITextField {
 
  override open var text: String? {
  didSet {
- if let text = text, text.isNotEmpty {
+ if let text = text, text.isNotEmpty || isFirstResponder {
  animateViewsForTextEntry()
  } else {
  animateViewsForTextDisplay()