polish readme

Author: Naeemkh

README.md

@@ -1,15 +1,10 @@
-| Resource    |  Github Actions      |  Code Coverage  |
-| ----------  | -------------------- | --------------- |
-| Platforms   | Windows, macOS, Linux|    codecov      |
-| R CMD check | [![R build status](https://github.com/NSAPH-Software/GPCERF/workflows/R-CMD-check/badge.svg)](https://github.com/NSAPH-Software/GPCERF/actions) | [![codecov](https://codecov.io/gh/NSAPH-Software/GPCERF/branch/develop/graph/badge.svg?token=066ISL822N)](https://app.codecov.io/gh/NSAPH-Software/GPCERF) |
-
 <p align="center">
   <img src="man/figures/png/gpcerf_logo.png" height="100" alt="Cover Image"/>
 </p>
 
 <div align="center">
-    <a href="https://CRAN.R-project.org/package=gpcerf">
-        <img src="http://www.r-pkg.org/badges/version-last-release/gpcerf" alt="CRAN Package Version">
+    <a href="https://CRAN.R-project.org/package=GPCERF">
+        <img src="https://www.r-pkg.org/badges/version-last-release/GPCERF" alt="CRAN Package Version">
     </a>
     <a href="https://joss.theoj.org/papers/10.21105/joss.05465">
         <img src="https://joss.theoj.org/papers/10.21105/joss.05465/status.svg" alt="JOSS Status">
@@ -20,8 +15,8 @@
     <a href="https://app.codecov.io/gh/NSAPH-Software/GPCERF">
         <img src="https://codecov.io/gh/NSAPH-Software/GPCERF/branch/develop/graph/badge.svg?token=066ISL822N", alt="Codecov">
     </a>
-    <a href="http://www.r-pkg.org/pkg/gpcerf">
-        <img src="https://cranlogs.r-pkg.org/badges/grand-total/gpcerf" alt="CRAN RStudio Mirror Downloads">
+    <a href="http://www.r-pkg.org/pkg/GPCERF">
+        <img src="https://cranlogs.r-pkg.org/badges/grand-total/GPCERF" alt="CRAN RStudio Mirror Downloads">
     </a>
 </div>