Only forward pure numpy arrays to numpy's where function, otherwise it fails in numpy 1.9
Make `VariableView` more robust for subexpressions that refer to external parameters. Closes #313
Implement `Quantity.__deepcopy__` to return a copy of the `Quantity`, keeping the unit information. Fixes #311
Merge pull request #321 from brian-team/Quantity_deepcopy

Implement `Quantity.__deepcopy__`
Merge pull request #320 from brian-team/fix_311

Make `VariableView` more robust for subexpressions that refer to external parameters
Add more tests and fine-tune the dt/t change semantics and checks
Make the `code` argument for `CodeRunner` optional [a small fix that I already did earlier that got lost somewhere]
Check the Cython version
Merge pull request #318 from brian-team/scheduling_time_and_reinit

Scheduling time and reinit
Updated barrel cortex example for new clock system
Reduce the number of resolution conflict warnings. Closes #310