fix JSON structure with commas

hdoc_to_elasticSearch/xsl/content_extractor.xsl

@@ -22,13 +22,13 @@
 	
 	<!-- Extraction des informations du head -->
 	<xsl:template match="head">
-		"title" : "<xsl:value-of select="title/text()"/>"
+		"title" : "<xsl:value-of select="title/text()"/>",
 		
 		"keywords" : [
 				<xsl:for-each select="meta[@name='keywords']">
 					"<xsl:value-of select="@content"/>"<xsl:if test="position() != last()">,</xsl:if>			
 				</xsl:for-each>
-		]
+		],
 		<xsl:apply-templates select="meta"/>
 	</xsl:template>
 	
@@ -40,11 +40,11 @@
 	</xsl:template>
 	
 	<xsl:template match="meta[@name='date']">
-		"date" : "<xsl:value-of select="@content"/>"		
+		"date" : "<xsl:value-of select="@content"/>",		
 	</xsl:template>
 	
 	<xsl:template match="meta[@name='rights']">
-		"rights" : "<xsl:value-of select="@content"/>"		
+		"rights" : "<xsl:value-of select="@content"/>",	
 	</xsl:template>