Merge branch 'fc/doc-drop-custom-callout-format'

Our custom callout formatter is no longer used in the documentation
formatting toolchain, as the upstream default ones give better
output these days.

* fc/doc-drop-custom-callout-format:
  doc: remove custom callouts format

Author: gitster

Documentation/manpage-normal.xsl

@@ -8,19 +8,4 @@
 <xsl:param name="man.output.quietly" select="1"/>
 <xsl:param name="refentry.meta.get.quietly" select="1"/>
 
-<!-- convert asciidoc callouts to man page format -->
-<xsl:template match="co">
-	<xsl:value-of select="concat('\fB(',substring-after(@id,'-'),')\fR')"/>
-</xsl:template>
-<xsl:template match="calloutlist">
-	<xsl:text>.sp&#10;</xsl:text>
-	<xsl:apply-templates/>
-	<xsl:text>&#10;</xsl:text>
-</xsl:template>
-<xsl:template match="callout">
-	<xsl:value-of select="concat('\fB',substring-after(@arearefs,'-'),'. \fR')"/>
-	<xsl:apply-templates/>
-	<xsl:text>.br&#10;</xsl:text>
-</xsl:template>
-
 </xsl:stylesheet>