simplifying the operator set
MultiProdUpdate.compress
using greedy_planner2
adding gamma to ocl ref gemv
switching from lda to strides
ocl supports strides not ldas
merged master
Merge pull request #32 from hunse/master

Fixed some errors with AST code generation.
Merge remote-tracking branch 'origin/master' into multiprodupdate
Fixes to probes, so we now pass more Nengo tests.