update readme

README.md

@@ -8,7 +8,7 @@
 
 <!-- ![gopher](https://s3.us-east-2.amazonaws.com/kepler-images/warrensbox/logo.png =100x20) -->
 
-The `tfswitch` command line tool lets you switch between different versions of [terraform](https://www.terraform.io/){:target="_blank"}. 
+The `tfswitch` command line tool lets you switch between different versions of [terraform](https://www.terraform.io/). 
 If you do not have a particular version of terraform installed, `tfswitch` will download the version you desire.
 The installation is minimal and easy. 
 Once installed, simply select the version you require from the dropdown and start using terraform. 
@@ -21,7 +21,7 @@ See installation guide here: [tfswitch installation](https://warrensbox.github.i
 
 ### Homebrew
 
-Installation for MacOS is the easiest with Homebrew. [If you do not have homebrew installed, click here](https://brew.sh/){:target="_blank"}. 
+Installation for MacOS is the easiest with Homebrew. [If you do not have homebrew installed, click here](https://brew.sh/). 
 
 
 ```ruby