Merge pull request #516 from jwmerrill/metadata-v2

Register PowerSeries
Tag NLopt v0.0.2
Rename Stats to StatsBase
Rename Stats to StatsBase
Rename Stats to StatsBase
Rename Stats to StatsBase
Rename Stats to StatsBase
Rename Stats to StatsBase
Rename Stats to StatsBase
Rename Stats to StatsBase
Rename Stats to StatsBase
Rename Stats to StatsBase
Rename Stats to StatsBase
Rename Stats to StatsBase
Rename Stats to StatsBase
Tag StatsBase v0.3.3
Tag Mustache v0.0.2
Merge branch 'metadata-v2' of git://github.com/JuliaLang/METADATA.jl into metadata-v2
Merge pull request #517 from jverzani/pull-request/8418f379

Pull request/8418f379
Tag PyCall v0.4.0