Normalize printed text

Signed-off-by: Richie Bendall <richiebendall@gmail.com>

x/xl.xl

@@ -1,2 +1,2 @@
 // XL programming language: http://xlr.sourceforge.net
-writeln "Hello, world"
+writeln "Hello World"

x/xquery.xq

@@ -1,2 +1,2 @@
-let $hello := "Hello, World!"
+let $hello := "Hello World"
 return $hello

x/xslt.xslt

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
     <xsl:template match="/">
-        <xsl:text>Hello World!</xsl:text>
+        <xsl:text>Hello World</xsl:text>
     </xsl:template>
 </xsl:stylesheet>