Initial commit
Added groups handling
First functional commit
Deleted a browser() call
Added OO system
has_groups now uses as.formulr
More robust formula parser
Groups detection uses as.formulr
Use NA_character_ explicitely for compatibility with plyr::as.quoted
Updated text_parser to use NA_characters_, for compatibility with plyr::as.quoted
Removed check for groups in split_plus so there is no infinite recursion
First functional commit.
Merge branch 'master' of https://github.com/alexgenin/formulr