tweaks to docker functions

Merge branch 'master' of github.com:hrbrmstr/splashr

# Conflicts:
#	R/docker.r

NAMESPACE

@@ -19,6 +19,7 @@ export(splash_debug)
 export(start_splash)
 export(stop_splash)
 export(writeHAR)
+import(harbor)
 import(httr)
 import(magick)
 import(purrr)

R/splashr-package.R

@@ -14,7 +14,7 @@
 #' @name splashr
 #' @docType package
 #' @author Bob Rudis (bob@@rud.is)
-#' @import purrr httr magick
+#' @import purrr httr magick harbor
 #' @importFrom HARtools writeHAR HARviewer renderHARviewer HARviewerOutput
 #' @importFrom xml2 read_html url_parse
 #' @importFrom jsonlite fromJSON