Merge pull request #1899 from mlubin/metadata-v2

Tag GraphViz v0.0.3
Tag Jewel v1.0.1
Tag Graphs v0.5.0
Register Reel
Tag Reel v0.1.0
Merge pull request #1901 from shashi/metadata-v2

Reel.jl
Tag ODE v0.1.2
Merge pull request #1902 from tlycken/metadata-v2

Tag ODE v0.1.2
Register IPNets: v0.1.0
Merge pull request #1904 from sbromberger/pull-request/0ef3580a

Register IPNets: v0.1.0
Register RomanNumerals
Merge branch 'metadata-v2' of git://github.com/JuliaLang/METADATA.jl into metadata-v2
Tag RomanNumerals v0.0.1
Merge pull request #1905 from anthonyclays/pull-request/4203f062

Register RomanNumerals
Tag Codecs v0.1.3
Merge pull request #1906 from dcjones/pull-request/598fc723

Tag Codecs v0.1.3
Tag YAML v0.1.8
Merge pull request #1907 from dcjones/pull-request/966c64b5

Tag YAML v0.1.8
Tag Lint v0.1.60
Merge pull request #1908 from tonyhffong/metadata-v2

Tag Lint v0.1.60