add secureTextEntry

Author: xjh093

JHVerificationCodeView/JHVerificationCodeView/JHVerificationCodeView.m

@@ -131,6 +131,7 @@ - (void)jhSetupViews:(CGRect)frame
 
     _textView = [[UITextView alloc] init];
     _textView.frame = CGRectMake(0, CGRectGetHeight(frame), 0, 0);
+    _textView.secureTextEntry = YES;
     [self addSubview:_textView];
     [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(textChange:) name:UITextViewTextDidChangeNotification object:_textView];