updates-navigation (#76)

* updates-navigation

* gene-homology-file

* conflicts

* resolve-2

* resolve-3

docs/ensembl-help/using-ensembl/ensembl-apps/entity-viewer/gene-homology.md

@@ -8,7 +8,7 @@ description: A table of the homologous genes found in other species for an indiv
 
 Homologous genes share a common ancestor, being separated 'split' by a speciation event or a gene duplication event.
 
-A list of homologous genes for a given gene are found in the homology table. 
+A list of homologous genes for a given gene are found in the homology table.
 
 The homology table for a gene is the first tab in the gene relationship panel found in the detailed view of a gene in the Entity viewer.
 
@@ -32,11 +32,10 @@ For each gene homologue found in another species genome the following informatio
 
 ### Customising the table
 
-You can reorder the table by sorting on a specific column. To sort the content of a column click on the arrow next to the column heading. 
+You can reorder the table by sorting on a specific column. To sort the content of a column click on the arrow next to the column heading.
 
 Sorting a specific column will in turn reorganise the information in all other columns of the table.
 
 You can also customise the table by hiding unwanted rows and columns by selecting the appropriate option in the Action dropdown at the top left of the homology table.
 
 You can download both a customised or uncustomised version of the table selecting the download option in the Action dropdown.
-

docs/ensembl-help/using-ensembl/ensembl-apps/entity-viewer/toc.yml

@@ -10,3 +10,5 @@
   href: external-references.md
 - name: How to view variants in the Entity viewer?
   href: variant-entity-viewer.md
+- name: How to find homologous genes in the Entity viewer?
+  href: gene-homology.md
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