Choose lowest value for hi_penalty that produces a

intercept-only model
Make min penalty proportional to max penalty
Start making wrapper for testing with LHAC
Extracting dim in wrapper
Wrapper computes objective function
Clean up last commit
Add gradient computation to wrapper
Merge branch 'regression' of lnode:hub/phast-dev into regression
Add wrapper function
Merge branch 'regression' of lnode:hub/phast-dev into regression
Add wrapper to lib/
Wrapper running
Switch to R lapack
Avoid implicit cast from smalloc
Switch to log link
Change number of coefs assumed in input design matrix