Merge branch 'develop'

Author: ElliottAYoung

app/cells/plugins/core/tree_cell.rb

@@ -20,9 +20,13 @@ def render_select
       end
 
       def metadata_values
+        values = [["-- Select an Option --", nil]]
+
         @options[:metadata]["data"]["tree_array"].map do |value|
-          [value["node"]["name"], value["id"]]
+          values << [value["node"]["name"], value["id"]]
         end
+
+        values
       end
     end
   end

lib/cortex/plugins/core/version.rb

@@ -1,7 +1,7 @@
 module Cortex
   module Plugins
     module Core
-      VERSION = '0.10.0'
+      VERSION = '0.10.1'
     end
   end
 end