Fix a lock scroll when view is at top
Fix a lock scroll when view is at top

iException/MXSegmentedPager,iException/MXSegmentedPager,apascual/MXSegmentedPager,untouchable741/MXSegmentedPager,maxep/MXSegmentedPager,megsoftconsulting/MXSegmentedPager,maxep/MXSegmentedPager,hoanganh6491/MXSegmentedPager