Remove coverage badge temporarily

The server seems to be down and this produces a warning on R CMD check

README.Rmd

@@ -1,5 +1,7 @@
 ---
-output: github_document
+output:
+  github_document:
+    html_preview: false
 ---
 
 <!-- README.md is generated from README.Rmd. Please edit that file -->
@@ -16,7 +18,7 @@ knitr::opts_chunk$set(
 
 [![CRAN_Status_Badge](http://www.r-pkg.org/badges/version/purrr)](http://cran.r-project.org/package=purrr)
 [![Build Status](https://travis-ci.org/tidyverse/purrr.svg?branch=master)](https://travis-ci.org/tidyverse/purrr)
-[![Coverage Status](https://img.shields.io/codecov/c/github/tidyverse/purrr/master.svg)](https://codecov.io/github/tidyverse/purrr?branch=master)
+<!-- [![Coverage Status](https://img.shields.io/codecov/c/github/tidyverse/purrr/master.svg)](https://codecov.io/github/tidyverse/purrr?branch=master) -->
 
 ## Overview
 

README.md

@@ -1,9 +1,9 @@
 
 <!-- README.md is generated from README.Rmd. Please edit that file -->
-purrr <img src="logo.png" align="right" />
-==========================================
+purrr <img src="man/figures/logo.png" align="right" />
+======================================================
 
-[![CRAN\_Status\_Badge](http://www.r-pkg.org/badges/version/purrr)](http://cran.r-project.org/package=purrr) [![Build Status](https://travis-ci.org/tidyverse/purrr.svg?branch=master)](https://travis-ci.org/tidyverse/purrr) [![Coverage Status](https://img.shields.io/codecov/c/github/tidyverse/purrr/master.svg)](https://codecov.io/github/tidyverse/purrr?branch=master)
+[![CRAN\_Status\_Badge](http://www.r-pkg.org/badges/version/purrr)](http://cran.r-project.org/package=purrr) [![Build Status](https://travis-ci.org/tidyverse/purrr.svg?branch=master)](https://travis-ci.org/tidyverse/purrr) <!-- [![Coverage Status](https://img.shields.io/codecov/c/github/tidyverse/purrr/master.svg)](https://codecov.io/github/tidyverse/purrr?branch=master) -->
 
 Overview
 --------