update to using roxygen v7; put docs link in description and use en-us lang

Author: sckott

DESCRIPTION

@@ -10,7 +10,7 @@ Description: Work with 'GitHub' 'gists' from 'R' (e.g.,
     'gist' 'commits', and get rate limit information when 'authenticated'. Some
     requests require authentication and some do not. 'Gists' website: 
     <https://gist.github.com/>.
-Version: 0.4.3.9110
+Version: 0.4.3.9210
 Authors@R: c(
     person("Scott", "Chamberlain", role = c("aut", "cre"), 
         email = "[email protected]", 
@@ -19,10 +19,13 @@ Authors@R: c(
     person("Karthik", "Ram", role = "aut")
   )
 License: MIT + file LICENSE
-URL: https://github.com/ropensci/gistr
+URL: https://github.com/ropensci/gistr (devel),
+    https://docs.ropensci.org/gistr (website)
 BugReports: https://github.com/ropensci/gistr/issues
+Roxygen: list(markdown = TRUE)
 VignetteBuilder: knitr
 Encoding: UTF-8
+Language: en-US
 Imports:
     jsonlite (>= 1.4),
     httr (>= 1.2.0),
@@ -34,7 +37,7 @@ Imports:
 Suggests:
     git2r,
     testthat
-RoxygenNote: 6.1.1
+RoxygenNote: 7.0.0
 X-schema.org-applicationCategory: Web
 X-schema.org-keywords: http, https, API, web-services, GitHub, GitHub API, gist, gists, code, script, snippet
 X-schema.org-isPartOf: https://ropensci.org

R/update.R

@@ -4,7 +4,7 @@
 #' @param gist A gist object or something coerceable to a gist
 #' @param description (character) Brief description of gist (optional)
 #' @template all
-#' @return 
+#' @return an object of class `gist`
 #' @examples \dontrun{
 #' file1 <- system.file("examples", "alm.md", package = "gistr")
 #' file2 <- system.file("examples", "zoo.json", package = "gistr")