Crash fix and simpler graph

Move values_eq_approx outside of function to allow pickling

Crash unpickle

max_pool_2d stride support

Better error message when the test_value do not have the right type

Remove coverage from the daily buildbot. We don't use it, it make the output very big and if we want to use it, now there is better online tools that integrate with github

Inconsistent function call of imported get_idx_list

use imported function get_idx_list consistently instead of sometimes theano.tensor.subtensor.get_idx_list

Good implementation of shape_i() optimized function

Tests

Grad for round

Add docstring to 2 op class to have them in the web doc.

fix gh-1372

Fix abord

Profile fix.

Adding GpuSplit op to cuda submodule

Fix error message to have the right thunk. fix gh-2452