[Feature] Alias Support (#151)

Fixes #149

Co-authored-by: Tim Lorsbach <tim@lorsba.ch>
Reviewed-on: enviPath/enviPy#151

templates/actions/objects/compound.html

@@ -3,6 +3,10 @@
         <a role="button" data-toggle="modal" data-target="#edit_compound_modal">
             <i class="glyphicon glyphicon-edit"></i> Edit Compound</a>
     </li>
+    <li>
+        <a role="button" data-toggle="modal" data-target="#set_aliases_modal">
+            <i class="glyphicon glyphicon-plus"></i> Set Aliases</a>
+    </li>
     <li>
         <a role="button" data-toggle="modal" data-target="#add_structure_modal">
             <i class="glyphicon glyphicon-plus"></i> Add Structure</a>
@@ -25,4 +29,4 @@
         <a class="button" data-toggle="modal" data-target="#generic_delete_modal">
             <i class="glyphicon glyphicon-trash"></i> Delete Compound</a>
     </li>
-{% endif %}
+{% endif %}