Merge pull request #1491 from cgroll/metadata-v2

Tag TimeData v0.4.0
Tag MixedModels v0.3.14
Tag Images v0.4.13
Merge pull request #1492 from timholy/pull-request/8f01a1f2

Tag Images v0.4.13
Tag Lexicon v0.0.2
Tag Docile v0.2.2
Tag MixedModels v0.3.15
Merge pull request #1495 from dmbates/pull-request/98e067f6

Tag MixedModels v0.3.15
Register LevelDB
Merge branch 'metadata-v2' of git://github.com/JuliaLang/METADATA.jl into metadata-v2
Tag Gtk v0.7.5
Tag VideoIO v0.0.8
Merge pull request #1496 from kmsquire/pull-request/a31ea92b

Tag VideoIO v0.0.8
Tag Roots v0.1.7
Merge pull request #1497 from jverzani/pull-request/bc3fe94e

Tag Roots v0.1.7
Tag JuMP v0.5.8
Merge branch 'metadata-v2' of git://github.com/JuliaLang/METADATA.jl into metadata-v2
Tag LevelDB v0.0.1
Merge pull request #1499 from jerryzhenleicai/pull-request/3e02e444

Pull request/3e02e444
Tag Mathematica v0.1.1