tsibble 0.5.3

New features

• Added append_row() for easily appending new observations to a tsibble. (#59)
• Nesting structure can be specified using /, consistent with lm. (#64)

Bug fixes

• Fixed warning in fill_na() for multiple replacements when using with group_by(), introduced in v0.5.1.
• as_tsibble.grouped_df() respected its existing groups and removed argument group. (#60)
• Preserve the ordering of key specification in select.tbl_ts(). (#63)

Misc

• Soft-deprecated case_na() & split_by().