request specific version of the wiki page

lib/version.py

@@ -1,2 +1,3 @@
 ELECTRUM_VERSION = "0.57c"
 SEED_VERSION = 4  # bump this everytime the seed generation is modified
+TRANSLATION_ID = 27601 # version of the wiki page 

mki18n.py

@@ -1,8 +1,9 @@
 #!/usr/bin/python
 
 import urllib2, os
+from lib.version import TRANSLATION_ID
 
-url = "https://en.bitcoin.it/wiki/Electrum/Translation?action=raw"
+url = "https://en.bitcoin.it/w/index.php?title=Electrum/Translation&oldid=%d&action=raw"%TRANSLATION_ID
 f = urllib2.urlopen(url)
 lines = f.readlines()
 dicts = {}