Update CaptureScreen description

Fixes #185

Author: lzybkr

PSReadLine/PSReadLineResources.Designer.cs

@@ -346,7 +346,7 @@
     <value>Adjust the current selection to include the next word using ShellForwardWord</value>
   </data>
   <data name="CaptureScreenDescription" xml:space="preserve">
-    <value>Copy selected lines to the clipboard</value>
+    <value>Allows you to select multiple lines from the console using Shift+UpArrow/DownArrow and copy the selected lines to clipboard by pressing Enter.</value>
   </data>
   <data name="InvokePromptDescription" xml:space="preserve">
     <value>Erases the current prompt and calls the prompt function to redisplay the prompt</value>