1.修复RA Image iOS登录界面键盘遮挡输入框。

RA Image/BasicViewController.m

@@ -151,7 +151,8 @@ NSString *const LogoutNotification = @"LogouNotification";
         return;
     }
     self.view.transform = CGAffineTransformIdentity;
-    CGFloat y = CGRectGetMaxY(self.currentFirstResponder.frame);
+    CGRect frame = [self.view convertRect:self.currentFirstResponder.frame fromView:self.currentFirstResponder.superview];
+    CGFloat y = CGRectGetMaxY(frame);
     CGFloat maxH = CGRectGetMaxY(self.view.frame);
     if (maxH - height < y) {
         self.translateY = maxH - height - y;