synced with master including #153 supporting search for UID ranges

README.rst

@@ -77,7 +77,7 @@ Usage
         inbox_messages_subject_christmas = imbox.messages(subject='Christmas')
 
         # Messages whose UID is greater than 1050
-        inbox_messages_subject_christmas = imbox.messages(uid__range='1050:*')
+        inbox_messages_uids_greater_than_1050 = imbox.messages(uid__range='1050:*')
 
         # Messages from a specific folder
         messages_in_folder_social = imbox.messages(folder='Social')

imbox/messages.py

@@ -18,6 +18,7 @@ class Messages:
         'date__lt': '(BEFORE "{}")',
         'date__on': '(ON "{}")',
         'subject': '(SUBJECT "{}")',
+        'uid_range': '(UID {})',
     }
 
     FOLDER_LOOKUP = {}