Release for Julia 1.0

Update package for Julia 1.0

Last Julia 0.5 release

The last version that is Julia 0.5 - compatible.

First release with data

NGSIM.jl release with data. Please extract the zip file into Pkg.dir("NGSIM.jl", "data").
You will need to run:

using NGSIM
NGSIM.convert_raw_ngsim_to_trajdatas()

in order to generate the filtered trajdatas from the original NGSIM files.