Man pages for tjtnew/grates
Grouped Date Classes
| accessors | Accessors |
| as_period | Convert an object to a period |
| as_yrmon | Convert an object to a yrmon |
| as_yrqtr | Convert an object to a yrqtr |
| as_yrwk | Convert an object to a yrwk |
| grate-scales | Scales for ggplot2 |
| hidden-scales | Hidden scales |
| is_grate | Is object a grouped date |
| new_date | Date and POSIXct generators |
| s3_register | Register a method for a suggested dependency |
