Merge pull request #1149 from WestleyArgentum/metadata-v2

Tag GitHub v0.0.4
Bump Dates.jl
Tag Shapefile v0.0.2
Merge pull request #1150 from Keno/pull-request/e8af6b6b

Tag Shapefile v0.0.2
Tag Lint v0.0.17
Merge pull request #1151 from tonyhffong/metadata-v2

Tag Lint v0.0.17
Merge pull request #1 from JuliaLang/metadata-v2

Catchup
move url of RegERMs to JuliaStats
Register ManifoldLearning: v0.1.0
Merge pull request #1152 from wildart/pull-request/1db81427

Register ManifoldLearning: v0.1.0
Tag HDF5 v0.2.26
Merge pull request #1154 from timholy/pull-request/2c75abd2

Tag HDF5 v0.2.26
Tag Optim v0.3.1
Tag Clustering v0.2.7
Register RDF
Tag RDF v0.0.1
Tag Lint v0.0.18
Merge pull request #1156 from tonyhffong/metadata-v2

Lint bugfix
Tag MathProgBase v0.2.3
Merge branch 'metadata-v2' of git://github.com/JuliaLang/METADATA.jl into metadata-v2