Improves detection of geoms and stats
Fixes CRAN Warnings related to methods consistency.
setperiodic() and setunperiodic() modify objects
by reference. periodic() and unperiodic() can modify data.tables by
reference also by setting options(ggperiodic.data.table.copy = TRUE)
New qwrap() function for quickly wraping to any range.
wrap().dplyr methods.NEWS.md file to track changes to the package.