Replace refs to Trac tickets with Assembla

doc/index.txt

@@ -113,7 +113,7 @@ Community
 
 * Ask/view questions/answers at `metaoptimize/qa/tags/theano`_ (it's like stack overflow for machine learning)
 
-* We try to stay organized with `Theano's Trac <http://trac-hg.assembla.com/theano/report/1>`__
+* We try to stay organized with `Assembla's tickets <http://www.assembla.com/spaces/theano/tickets>`__
 
 * Come visit us in Montreal!  Most of the developers are students in the LISA_ group at the `University of Montreal`_.
 

doc/introduction.txt

@@ -196,7 +196,7 @@ Here is the state of that vision as of 24 October 2011 (after Theano release
   if the external BLAS implementation supports it.
 * No multi-node support.
 * Many, but not all NumPy functions/aliases are implemented.
-    * http://trac-hg.assembla.com/theano/ticket/781
+    * http://www.assembla.com/spaces/theano/tickets/781
 * Wrapping an existing Python function in easy, but better documentation of
   it would make it even easier.
 * We need to find a way to separate the shared variable memory

doc/library/config.txt

@@ -266,7 +266,7 @@ import theano and print the config variable, as in:
     experiment again with the new version, and you do not have to
     understand the Theano internal that triggered the bug. A better
     way to detect this will be implemented. See this `ticket
-    <http://trac-hg.assembla.com/theano/ticket/514>`__.
+    <http://www.assembla.com/spaces/theano/tickets/514>`__.
 
     This flag allows new users not to get warnings about old bugs, that were
     fixed before their first checkout of Theano.

doc/tutorial/conditions.txt

@@ -64,4 +64,4 @@ otherwise IfElse will compute both variables and take the same computation
 time as the Switch Op. The linker is not currently set by default to 'cvm' but
 it will be in a near future.
 
-There is not an optimization to automatically change a switch with a broadcasted scalar to an ifelse, as this is not always the faster. See this `ticket <http://trac-hg.assembla.com/theano/ticket/764>`_
+There is not an optimization to automatically change a switch with a broadcasted scalar to an ifelse, as this is not always the faster. See this `ticket <http://www.assembla.com/spaces/theano/tickets/514>`_

theano/tensor/tests/test_basic.py

@@ -1921,7 +1921,7 @@ class T_min_max(unittest.TestCase):
         Test the gradient when we have multiple axis at the same time.
 
         This not implemented, so we disable the test. See ticket:
-        http://trac-hg.assembla.com/theano/ticket/511
+        http://www.assembla.com/spaces/theano/tickets/511
         """
         data = rand(2, 3)
         n = as_tensor_variable(data)