B_eff.go: *Particle receivers: 10% speed boost
clenaup const.go
add relax.go with -cpuprofile flag
cleanup LLG.go
cleanup B_eff
replace math.Pow by sqr, cube
try to inline cross
fix random seed bug introduced by rng variable
optimize heunstep: no redundant tau() calls
Merge pull request #1 from barnex/master

please pull this 5x speed boost patch