Added example of using config setting
Added Config to __init__
Fixed bug in handling 1.0 as a transform
Mock out more modules, add more info to usage.rst
Pull in more to usage.
Initial stab at utilities for spike recording.  Not integrated in, but compiles.
Use the DMA controller to buffer writes to SDRAM.
Calls to recording from within the Ensemble initialisation and update loop.
Neaten spelling in comments!
Merge branch 'master' into spike-recs
Merge branch 'refactored-vertices3' into spike-recs
Clear the buffer after each frame.
Allow manual specification of region ID. Added test for region ordering.
Use SDRAM size for DTCM unless the vertex has a dtcm_usage attribute.
Merge branch 'refactored-vertices3' into spike-recs
Allow unwritten regions to go through as unfilled.
EnsembleVertex creates a RECORD region and leaves it unfilled.
Add method to retrieve region data from SpiNNaker.
[Bugfix] Copy to `_sdram_current` not `&_sdram_current`
Allow edge functions to specify either only a pre- or a post- type object.