remove long text

Author: seuros

app/views/users/edit/_social.html.slim

@@ -40,7 +40,7 @@
           = form.text_field :sourceforge
       .row
         .input-field.col.s12.m6
-          = form.label :slideshare, 'Slideshare username: (Ex : http://www.slideshare.net/YOUR_USERNAME/newsfeed)'
+          = form.label :slideshare, 'Slideshare username:'
           = form.text_field :slideshare
         .input-field.col.s12.m6
           = form.label :favorite_websites, 'Favorite Websites: comma separated list of sites you enjoy visiting daily'