first release for Julia 1.0/0.7

upgraded to Julia 0.7, the tests passed.

Julia 0.5

Merge pull request #8 from tkelman/patch-1

use dirname(@__FILE__) instead of Pkg.dir

version for Julia 0.4

v0.4.0

Update regiongraph.jl

used in production

just minor modification, release a stable version.

first serial version of watershed using Julia

input: affinity map or other graphs
output: segmentation and a maximum-spanning tree.