Merge pull request #1867 from jakebolewski/metadata-v2

Tag FactCheck v0.2.4
bump DCEMRI to v0.1.1
Merge pull request #1868 from davidssmith/metadata-v2

bump DCEMRI to v0.1.1
Tag Lazy v0.8.2
Tag Jewel v1.0.0
Update MPI.jl URL
Bump MPI to v0.2.5
Merge pull request #1870 from lcw/metadata-v2

Change URL and bump version for MPI
Update URLs for MessageUtils and ClusterManagers.
Tag Patchwork v0.1.2
Tag Compose v0.3.10
Tag Gadfly v0.3.10
Tag ReverseDiffSparse v0.1.9
Merge pull request #1873 from mlubin/pull-request/21f69b54

Tag ReverseDiffSparse v0.1.9
Merge pull request #1872 from shashi/metadata-v2

Tag Patchwork v0.1.2, Compose v0.3.10 and Gadfly v0.3.10
Tag Homebrew v0.1.12
Tag MatrixDepot v0.0.3
Merge branch 'metadata-v2' of https://github.com/JuliaLang/METADATA.jl into metadata-v2
Merge pull request #1875 from weijianzhang/metadata-v2

Tag MatrixDepot v0.0.3
Tag DataArrays v0.2.6