Update command line window reference

Editing to improve how the command line window is referred to, as per suggestions on pull request 253

setup.md

@@ -22,7 +22,7 @@ If you are using an older version of OpenRefine, it is recommended you upgrade t
 
 Please follow OpenRefine's manual to [install](https://docs.openrefine.org/manual/installing) and [run](https://docs.openrefine.org/manual/running) it. 
 
-When running OpenRefine, initially a "Command Line Window" will open. This is a window with a black background. As OpenRefine runs, lines of text will appear in the command line window. Then the Open Refine interface will open in your default web browser. You do not need to interact with the command line window. Leave it open in the background, and work on datasets in your web browser.
+When running OpenRefine, initially a command line window will open. This is a window with a black background. As OpenRefine runs, lines of text will appear in the command line window. Then the Open Refine interface will open in your default web browser. You do not need to interact with the command line window. Leave it open in the background, and work on datasets in your web browser.
 
 Notes:
 * When you download OpenRefine for Windows or Linux from the address above, you are downloading an archive file