c(
    person("Gábor", "Csárdi", , "csardi.gabor@gmail.com",
    role = c("aut", "cre")),
    person(
    "Brodie", "Gaslam", email="brodie.gaslam@yahoo.com",
    role=c("ctb"))
    )

Colored terminal output on terminals that support 'ANSI'
    color and highlight codes. It also works in 'Emacs' 'ESS'. 'ANSI'
    color support is automatically detected. Colors and highlighting can
    be combined and nested. New styles can also be created easily.
    This package was inspired by the 'chalk' 'JavaScript' project.

'ansi-256.r' 'combine.r' 'string.r' 'utils.r'
'crayon-package.r' 'disposable.r' 'has_ansi.r' 'has_color.r'
'styles.r' 'machinery.r' 'parts.r' 'print.r' 'style-var.r'
'show.r' 'string_operations.r'

Gábor Csárdi [aut, cre],
  Brodie Gaslam [ctb]

c(
    person("Yihui", "Xie", role = c("aut", "cre"), email = "xie@yihui.name", comment = c(ORCID = "0000-0003-0645-5666")),
    person("Jeffrey", "Horner", role = "ctb"),
    person("Beilei", "Bian", role = "ctb")
    )

Guesses the MIME type from a filename extension using the data
    derived from /etc/mime.types in UNIX-type systems.

Yihui Xie [aut, cre] (<https://orcid.org/0000-0003-0645-5666>),
  Jeffrey Horner [ctb],
  Beilei Bian [ctb]

Snowball Stemmers Based on the C 'libstemmer' UTF-8 Library

person("Milan", "Bouchet-Valat", email="nalimilan@club.fr",
                  role=c("aut", "cre"))

An R interface to the C 'libstemmer' library that implements
  Porter's word stemming algorithm for collapsing words to a common
  root to aid comparison of vocabulary. Currently supported languages are
  Danish, Dutch, English, Finnish, French, German, Hungarian, Italian,
  Norwegian, Portuguese, Romanian, Russian, Spanish, Swedish
  and Turkish.

Dr Martin Porter (2001) and Richard Boulton (2004, 2005) for
the 'libstemmer' C library, and Milan Bouchet-Valat (2013) for
the R package contents.

R (>= 3.1.0), grDevices, graphics, stats, utils

c(person("Brian", "Ripley", role = c("aut", "cre", "cph"),
                    email = "ripley@stats.ox.ac.uk"),
	     person("Bill", "Venables", role = "ctb"),
	     person(c("Douglas", "M."), "Bates", role = "ctb"),
	     person("Kurt", "Hornik", role = "trl",
                     comment = "partial port ca 1998"),
	     person("Albrecht", "Gebhardt", role = "trl",
                     comment = "partial port ca 1998"),
	     person("David", "Firth", role = "ctb"))