added canopy change functionality

app/assets/javascripts/map/templates/legend/biomass_loss.handlebars

@@ -0,0 +1,5 @@
+{{#if threshold}}
+  <div class="layer-details layer-details-biomass_loss">
+    <p class="canopy" title="Click the gear icon to change the tree cover canopy density">Displaying tree biomass loss with <span class="canopy-button"> > {{threshold}} %</span> canopy density.</p>
+  </div>
+{{/if}}

app/assets/javascripts/map/views/LegendView.js

@@ -8,7 +8,7 @@ define([
   'handlebars',
   'map/presenters/LegendPresenter',
   'text!map/templates/legend/legend.handlebars',
-  'text!map/templates/legend/loss.handlebars',
+  'text!map/templates/legend/biomass_loss.handlebars',
   'text!map/templates/legend/imazon.handlebars',
   'text!map/templates/legend/fires.handlebars',
   'text!map/templates/legend/forest2000.handlebars',
@@ -31,7 +31,7 @@ define([
   'text!map/templates/legend/idn_peat.handlebars',
   'text!map/templates/legend/hsdw.handlebars',
 
-], function(_, Handlebars, Presenter, tpl, lossTpl, imazonTpl, firesTpl,
+], function(_, Handlebars, Presenter, tpl, biomass_lossTpl, imazonTpl, firesTpl,
     forest2000Tpl, pantropicalTpl, idnPrimaryTpl, intact2013Tpl, grumpTpl, storiesTpl, terra_iTpl, concesionesTpl, concesionesTypeTpl, hondurasForestTPL,colombiaForestChangeTPL, tigersTPL, dam_hotspotsTPL, us_land_coverTPL, global_land_coverTPL, formaTPL,bra_biomesTPL, idn_peatTPL,hsdwTPL) {
 
   'use strict';
@@ -55,7 +55,7 @@ define([
      * Optional layers detail templates.
      */
     detailsTemplates: {
-      loss: Handlebars.compile(lossTpl),
+      biomass_loss: Handlebars.compile(biomass_lossTpl),
       imazon: Handlebars.compile(imazonTpl),
       fires: Handlebars.compile(firesTpl),
       forest2000: Handlebars.compile(forest2000Tpl),