DDF-2644 Add lower bound to radius for circle drawing

Author: andrewkfiedler

catalog/ui/catalog-ui-search/src/main/webapp/component/location-old/location-old.hbs

@@ -105,7 +105,7 @@
 
             <div class="input-group input-group-sm for-radius">
                 <span class="input-group-addon">Radius&nbsp;</span>
-                <input class="form-control" id="radiusValue" type="number" min="0" step="any" placeholder="" value="{{radius}}"/>
+                <input class="form-control" id="radiusValue" type="number" min="0.000001" step="any" placeholder="" value="{{radius}}"/>
                             <span class="input-group-btn">
                                 <select id="radiusUnits" name="radiusUnits" class="input-group-addon">
                                     <option value="meters" selected="selected">meters</option>

catalog/ui/catalog-ui-search/src/main/webapp/component/location-old/location-old.view.js

@@ -362,7 +362,8 @@ define([
 
             return _.extend(modelJSON, {
                 type: type,
-                lineWidth: Math.max(modelJSON.lineWidth, 0.000001)
+                lineWidth: Math.max(modelJSON.lineWidth, 0.000001),
+                radius: Math.max(modelJSON.radius, 0.000001)
             });
         },
         onDestroy: function () {