bump the version to 3.2.2

MJRefresh.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
     s.name         = 'MJRefresh'
-    s.version      = '3.2.0'
+    s.version      = '3.2.2'
     s.summary      = 'An easy way to use pull-to-refresh'
     s.homepage     = 'https://github.com/CoderMJLee/MJRefresh'
     s.license      = 'MIT'

MJRefreshExample/Classes/Second/MJWKWebViewController.m

@@ -53,6 +53,7 @@
     
     UILabel *warningLabel = [[UILabel alloc] initWithFrame:CGRectMake(size.width - 210, size.height - 120, 200, 50)];
     warningLabel.text = @"注意，这不是原生界面，是个网页：http://weibo.com/excepptions";
+    warningLabel.adjustsFontSizeToFitWidth = YES;
     warningLabel.textColor = UIColor.blackColor;
     warningLabel.backgroundColor = [UIColor.lightGrayColor colorWithAlphaComponent:0.3];
     warningLabel.numberOfLines = 0;