Fixed number pre connector now raises Exception if invalid number is given in relation to the size of the pre population. Resolved PEP8 warnings
fixed_probability connector now raises exception if probability is less than 0 or greater than 1
Fixed number pre connector now generates proper synaptic lists when allow_self_connections = False. Type_list now is a proper list
Fixed probability now stops including a connection to the same neuron in the same population if allow_self_connection = False
Fixed invalid variable call
Fixed projection so that it calls the vertex properly
Merge remote-tracking branch 'origin/master'