read_redcap_formatted: Convencience function to load datasets downloaded from a Redcap database
Description
This function is specifically tailored to the way the default import script
provided by a Redcap database functions. First, the Hmisc package is loaded.
The .csv file containing the data is assumed to be located in the current working directory.
Labels are assigned to all variables. Variables which are supposed to be factors are twice,
once as a factor and once in an unformatted way.