added dialog when downloading a file

pubs/content.py

@@ -7,6 +7,8 @@ import urlparse
 import httplib
 import urllib2
 
+import uis
+
 
     # files i/o
 
@@ -69,6 +71,7 @@ def check_content(path):
 def get_content(path):
     """Will be useful when we need to get content from url"""
     if content_type(path) == 'url':
+        uis.get_ui().print_('dowloading {}'.format(path))
         response = urllib2.urlopen(path)
         return response.read()
     else: