From README.md: `us_polls_history` is a dataset of US presidential election polling from the 1980 through 2016 elections. But from `data(package='politicaldata')`, it looks like this dataset is now named `us_pres_polls_history`?
From README.md:
us_polls_historyis a dataset of US presidential election polling from the 1980 through 2016 elections.But from
data(package='politicaldata'), it looks like this dataset is now namedus_pres_polls_history?