here are the links to Julia posts in Brown's Data Science blog: performance-and-type-stable-functions-in-julia <https://blogs.brown.edu/datascience/2016/07/20/performance-and-type-stable-functions-in-julia/>
registering-a-julia-package <https://blogs.brown.edu/datascience/2016/07/15/registering-a-julia-package/> (best read in concert with the pkg dev docs <http://docs.julialang.org/en/latest/manual/packages/#package-development>)
