Added arbitrary keywords option to create_codeobj
Make the template_kwds argument available from GroupCodeRunner
Fix a bug in the unit evaluation of the refractory keywords that sneaked in at some point
Merge pull request #75 from brian-team/multiple_template_arguments

Added arbitrary keywords option to create_codeobj
Added arbitrary keywords option to create_codeobj
Merge remote-tracking branch 'origin/master' into synapses

Conflicts:
	brian2/groups/group.py
	brian2/groups/neurongroup.py
Provide names of arrays as template keywords in lumped variable handling
Make sure that pointer names are only added once (If a group is connected to itself, var_pre and var_post refer to the same array)
Make lumped variables work with both Python and C++