select2-rails.coffee in binco-2.0.1

- old
+ new

@@ -1,5 +1,12 @@
-load = ->
-  $('.select2-rails').select2()
+window.Binco.Select2 =
+  load: (selector) ->
+    selector = if typeof selector == 'string' then selector else '.select2-rails'
+    $(selector).select2()
+  destroy: (selector) ->
+    selector = if typeof selector == 'string' then selector else '.select2-rails'
+    $(selector).each((i,e) ->
+      $(e).select2('destroy')
+    )
 
-$(document).ready load
-$(document).on 'page:load', load
+$(document).on 'turbolinks:load', window.Binco.Select2.load
+$(document).on 'turbolinks:before-cache', window.Binco.Select2.destroy