backspace parameter for memberlist tag

Author: intoeetive

docs/member/memberlist.md

@@ -80,6 +80,12 @@ This parameter allows you to specify the id attribute for the search <form&gt
 
 This parameter allows you to specify a name attribute for the search <form> tag.
 
+### `backspace=`
+
+    backspace="3"
+
+The `backspace=` parameter will remove specified number of characters, including spaces and line breaks, from the last iteration of the tag pair.
+
 ## Form Variables
 
 ### `{form_declaration}`