[interchange] Properly-backquote \X in ESCAPE_CHARS

[Josh Lavin]

commit 2a0cbbd7dbc845da603916237ecaadffa1f059cc
Author: Josh Lavin <jlavin at endpoint.com>
Date:   Tue Feb 16 15:29:58 2016 -0800

    Properly-backquote \X in ESCAPE_CHARS
    
    - resolves warning: unrecognized escape \X

 lib/Vend/Util.pm |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/lib/Vend/Util.pm b/lib/Vend/Util.pm
index f6cad7f..783c037 100644
--- a/lib/Vend/Util.pm
+++ b/lib/Vend/Util.pm
@@ -125,7 +125,7 @@ $ESCAPE_CHARS::ok_in_url =
 	;
 
 ## This is a character class for HTML::Entities
-$ESCAPE_CHARS::std = qq{^\n\t\X !\#\$%\'-;=?-Z\\\]-~};
+$ESCAPE_CHARS::std = qq{^\n\t\\X !\#\$%\'-;=?-Z\\\]-~};
 
 ## Some standard error templates