diff -r dd7d86fbee70 -r 41087fe3db69 server/virtualenv/res/lib/lib_create_env.py
--- a/server/virtualenv/res/lib/lib_create_env.py	Mon Feb 20 17:44:20 2012 +0100
+++ b/server/virtualenv/res/lib/lib_create_env.py	Tue Feb 21 12:58:52 2012 +0100
@@ -23,7 +23,8 @@
     'WERKZEUG' : { 'setup': 'werkzeug', 'url':'http://pypi.python.org/packages/source/W/Werkzeug/Werkzeug-0.8.1.tar.gz','local':'Werkzeug-0.8.1.tar.gz'},
     'JINJA2' : { 'setup': 'jinja2', 'url':'http://pypi.python.org/packages/source/J/Jinja2/Jinja2-2.6.tar.gz','local':'Jinja2-2.6.tar.gz'},
     'PYTZ' : { 'setup':'pytz', 'url': 'http://pypi.python.org/packages/source/p/pytz/pytz-2011n.tar.bz2', 'local': 'pytz-2011n.tar.bz2'},
-    'RFC3339' : { 'setup':'pyRFC3339', 'url': 'http://pypi.python.org/packages/source/p/pyRFC3339/pyRFC3339-0.1.tar.gz', 'local': 'pyRFC3339-0.1.tar.gz'},    
+    'RFC3339' : { 'setup':'pyRFC3339', 'url': 'http://pypi.python.org/packages/source/p/pyRFC3339/pyRFC3339-0.1.tar.gz', 'local': 'pyRFC3339-0.1.tar.gz'},
+    'IRI_TWEET' : { 'setup':'iri_tweet', 'url': 'iri_tweet.tar.gz', 'local': 'iri_tweet.tar.gz'},    
 }
 
 if system_str == 'Windows':