Merge pull request #16 from randy3k/master

bug fix for mac and current julia version
For using with Julia 0.3.0-rc1
Merge pull request #20 from diegozea/master

For using with Julia 0.3.0-rc1
Update embeddedr.jl
This solves the EnvHash problem by importing it into Rif.jl
Merge pull request #22 from diegozea/master

This solves the EnvHash problem by importing it into Rif.jl