added local spectrum

public/assets/spectrum/i18n/jquery.spectrum-es.js

@@ -0,0 +1,18 @@
+// Spectrum Colorpicker
+// Spanish (es) localization
+// https://github.com/bgrins/spectrum
+
+(function ( $ ) {
+
+    var localization = $.spectrum.localization["es"] = {
+        cancelText: "Cancelar",
+        chooseText: "Elegir",
+        clearText: "Borrar color seleccionado",
+        noColorSelectedText: "Ningún color seleccionado",
+        togglePaletteMoreText: "Más",
+        togglePaletteLessText: "Menos"
+    };
+
+    $.extend($.fn.spectrum.defaults, localization);
+
+})( jQuery );