Fix text not readable for Monokai theme while creating new folder

Author: hsiehjack

browser/styles/index.styl

@@ -377,7 +377,7 @@ $ui-monokai-button--active-backgroundColor = #f92672
 $ui-monokai-button--hover-backgroundColor = lighten($ui-dark-backgroundColor, 10%)
 $ui-monokai-button--focus-borderColor = lighten(#369DCD, 25%)
 
-modalmonokai()
+modalMonokai()
   position relative
   z-index $modal-z-index
   width 100%