rlistings 0.2.5

Fixed bug in as_listing preventing custom formatting from being applied to key columns.
Updated matrix_form to allow NA values in key columns.
Updated as_listing to trim any rows containing only NA values and print an informative message.

rlistings 0.2.4

Added num_rep_cols method for listings. Resolves error with key column repetition during pagination .
Fixed a bug when exporting a degenerative list, which is a data frame of a single row and a single column.
Specified minimal version of package dependencies.

Added new arguments default_formatting and col_formatting to as_listing to specify column format configurations.
Added new argument unique_rows to as_listing to remove duplicate rows from listing.
Default alignment is now left across all types. Reinstate NA as default.
Introduced testthat edition 3.

Extend page-size machinery in pagination by allowing the page specification (page_type, pg_width, pg_height, font_family, font_size) to be transformed into lpp (lines per page) and cpp (characters per page).
New function export_as_txt to support output saved in plain text.
cols argument renamed to disp_cols in the function as_listing.
New argument non_disp_cols in the function as_listing.
disp_cols argument now defaults to all columns not included in key_cols.
Columns named in key_cols no longer need to also be listed in disp_cols.
Pagination is now calculated based on formatted cells values (including wrapping) rather than raw cell contents.
Key columns are now guaranteed to be the leftmost columns (both stored and displayed) in listing_df objects.
Added tests for paginate_listing.
Added development cycle with lifecycle support, and experimental badges.
Added initial installments for checkmate assertion support.
Added a main package page with all the relevant imports and descriptions (rlistings-package).
Added "Get Started" vignette and updated README.
Added markdown support to all functions.

Add title, subtitle, and (main and prov) footer support.
Now depends on dplyr instead of magrittr to hopefully avoid var_labels droppage issues.
paginate_listing now supports pagination in both directions.