Change default branch

.github/workflows/R-CMD-check.yaml

 on:
   push:
     branches:
-      - master
+      - main
   pull_request:
     branches:
-      - master
+      - main
 
 name: R-CMD-check
 

.github/workflows/pkgdown.yaml

 on:
   push:
-    branches: master
+    branches: main
 
 name: pkgdown
 

.github/workflows/test-coverage.yaml

 on:
   push:
     branches:
-      - master
+      - main
   pull_request:
     branches:
-      - master
+      - main
 
 name: test-coverage
 

README.Rmd

@@ -19,7 +19,7 @@ knitr::opts_chunk$set(
 
 # dataRetrieval <img src="man/figures/logo.png" alt="dataRetrieval" height="150px" align="right" />
 
-[![R build status](https://github.com/USGS-R/dataRetrieval/workflows/R-CMD-check/badge.svg)](https://github.com/USGS-R/dataRetrieval/actions)[![Coverage Status](https://coveralls.io/repos/github/USGS-R/dataRetrieval/badge.svg?branch=master)](https://coveralls.io/github/USGS-R/dataRetrieval?branch=master) [![status](https://img.shields.io/badge/USGS-Core-green.svg)](https://owi.usgs.gov/R/packages.html#core) [![CRAN version](http://www.r-pkg.org/badges/version/dataRetrieval)](https://cran.r-project.org/package=dataRetrieval) [![](http://cranlogs.r-pkg.org/badges/dataRetrieval)](https://cran.r-project.org/package=dataRetrieval) [![](http://cranlogs.r-pkg.org/badges/grand-total/dataRetrieval)](https://cran.r-project.org/package=dataRetrieval)
+[![R build status](https://github.com/USGS-R/dataRetrieval/workflows/R-CMD-check/badge.svg)](https://github.com/USGS-R/dataRetrieval/actions)[![Coverage Status](https://coveralls.io/repos/github/USGS-R/dataRetrieval/badge.svg?branch=main)](https://coveralls.io/github/USGS-R/dataRetrieval?branch=main) [![status](https://img.shields.io/badge/USGS-Core-green.svg)](https://owi.usgs.gov/R/packages.html#core) [![CRAN version](http://www.r-pkg.org/badges/version/dataRetrieval)](https://cran.r-project.org/package=dataRetrieval) [![](http://cranlogs.r-pkg.org/badges/dataRetrieval)](https://cran.r-project.org/package=dataRetrieval) [![](http://cranlogs.r-pkg.org/badges/grand-total/dataRetrieval)](https://cran.r-project.org/package=dataRetrieval)
 
 Retrieval functions for USGS and EPA hydrologic and water quality data.