update recipes for simulating multiple tree alignments

Author: bqminh

doc/recipes/Simulating-concatenated-alignments-with-multiple-trees.md

@@ -1,4 +1,12 @@
-# Intro
+---
+layout: workshop
+title: "Simulating concatenated alignments with multiple trees"
+author: _AUTHOR_
+date: _DATE_
+docid: 100
+---
+
+# Introduction
 
 This recipe explains how to simulate an alignment which comes from multiple
 trees.

doc/recipes/index.md

@@ -17,6 +17,8 @@ sections:
   url: goldman-cox-test
 - name: Estimating gene, site, and quartet concordance vectors 
   url: concordance-vector
+- name: Simulating concatenated alignments with multiple trees
+  url: Simulating-concatenated-alignments-with-multiple-trees
 ---
 
 # Recipes
@@ -28,3 +30,4 @@ If you'd like to request a recipe, please head over to the issues page and use t
 * [How to do phylogenetic placement](phylogenetic-placement)
 * [How to perform a Goldman-Cox test](goldman-cox-test)
 * [Estimating gene, site, and quartet concordance vectors](concordance-vector)
+* [Simulating concatenated alignments with multiple trees](Simulating-concatenated-alignments-with-multiple-trees)