httr to imports

DESCRIPTION

@@ -8,7 +8,7 @@ Description: Record test suite 'HTTP' requests and replays them during
     real 'HTTP' responses on disk in 'cassettes'. Subsequent 'HTTP' requests 
     matching any previous requests in the same 'cassette' use a cached 
     'HTTP' response. 
-Version: 0.1.0.9110
+Version: 0.1.0.9111
 Authors@R: c(person("Scott", "Chamberlain", role = c("aut", "cre"),
     email = "sckott@protonmail.com", comment = c(ORCID="0000-0003-1444-9135")))
 URL: https://github.com/ropensci/vcr/ (devel)
@@ -20,6 +20,7 @@ VignetteBuilder: knitr
 Roxygen: list(markdown = TRUE)
 Imports:
     crul (>= 0.5.2),
+    httr,
     webmockr (>= 0.2.8),
     urltools,
     yaml,