[SVN] updated to version 0.3.1

[DEP] [BROKE] new dependency: pytz (pip3 install pytz)
[FIX] fixed media downloading with telethon 0.18
[FIX] now using server time zone in status messages instead of UTC
[UPD] now removing chats & supergroups completely after we leaving with !leave command
[ADD] added commands:
      !remove — completely remove current user from contact list
      !import phone firstname lastname — try to add contact with phone number (untested)

xmpp_tg/utils.py

@@ -3,9 +3,12 @@
 """
 
 import types
+import time
+import pytz
 from datetime import datetime
 
 
+
 def display_tg_name(peer):
     if hasattr(peer,'title') and hasattr(peer,'broadcast') and peer.broadcast: # channel
         return '[C] ' + peer.title
@@ -36,6 +39,14 @@ def get_contact_jid(peer, gatejid):
     else:
         return None
 
+def localtime(utc_dt):
+    if time.daylight:
+        offsetHour = time.altzone / 3600
+    else:
+        offsetHour = time.timezone / 3600
+    local_tz = pytz.timezone('Etc/GMT%+d' % offsetHour)
+    local_dt = utc_dt.replace(tzinfo = pytz.utc).astimezone(local_tz)
+    return local_tz.normalize(local_dt)
 
 def var_dump(obj, depth=7, l=""):
     # fall back to repr