Updated Makefile.
Changed calculate.summary to return a data.frame instead of a named list.
Update man page of the package.
Updated DESCRIPTION.
Replaced data sets by simplified versions.
Makefile: renamed data sets.
Roxygen2 reformatted DESCRIPTION.
NAMESPACE not needed because Roxygen2 generates it.
Updated examples to use new data sets.
Updated package description.
Updated the data files to use ms instead of μs.
Makefile: NAMESPACE is not automatically generated.
Updated the data files to use ms instead of μs.
Added minimal required R version.
Added documentation for the data sets.