Merge pull request #297 from ldecicco-USGS/master

A few links that win_build didn't like

DESCRIPTION

@@ -18,8 +18,8 @@ Authors@R: c( person("Robert", "Hirsch", role = c("aut"),
 Description: Collection of functions to help retrieve U.S. Geological Survey
     (USGS) and U.S. Environmental Protection Agency (EPA) water quality and
     hydrology data from web services. USGS web services are discovered from 
-    National Water Information System (NWIS) tools. Both EPA and USGS water
-    quality data are obtained from the Water Quality Portal <https://www.waterqualitydata.us/>.
+    National Water Information System (NWIS) <https://waterservices.usgs.gov/> and <https://waterdata.usgs.gov/nwis>. 
+    Both EPA and USGS water quality data are obtained from the Water Quality Portal <https://www.waterqualitydata.us/>.
 License: CC0
 Copyright: This software is in the public domain because it contains materials
     that originally came from the United States Geological Survey, an agency of

R/tabbedDataRetrievals.R

@@ -20,7 +20,7 @@
 #'
 #' Retrieval functions for USGS and EPA hydrologic and water quality data. 
 #' 
-#' Please see \url{https://pubs.usgs.gov/tm/04/a10/} for more information.
+#' Please see \url{https://pubs.er.usgs.gov/publication/tm4A10} for more information.
 #'
 #' @name dataRetrieval-package
 #' @docType package
@@ -87,7 +87,7 @@ NULL
 
 #' US State Code Lookup Table
 #'
-#' Data pulled from \url{https://www2.census.gov/geo/docs/reference/state.txt}
+#' Data pulled from \url{http://www2.census.gov/geo/docs/reference/state.txt}
 #' on April 1, 2015. 
 #'
 #' @name stateCd
@@ -109,7 +109,7 @@ NULL
 
 #' US County Code Lookup Table
 #'
-#' Data pulled from \url{https://www2.census.gov/geo/docs/reference/codes/files/national_county.txt}
+#' Data pulled from \url{http://www2.census.gov/geo/docs/reference/codes/files/national_county.txt}
 #' on April 1, 2015. 
 #'
 #' @name countyCd

inst/CITATION

@@ -11,6 +11,6 @@ bibentry(bibtype = "InBook",
   institution = "U.S. Geological Survey",
   year = 2015,
   chapter = "A10",
-  url = "http://pubs.usgs.gov/tm/04/a10/",
+  url = "https://pubs.er.usgs.gov/publication/tm4A10",
   textVersion = "Hirsch, R.M., and De Cicco, L.A., 2015, User guide to Exploration and Graphics for RivEr Trends (EGRET) and dataRetrieval: R packages for hydrologic data (version 2.0, February 2015): U.S. Geological Survey Techniques and Methods book 4, chap. A10, 93 p., http://dx.doi.org/10.3133/tm4A10"
 )