updated version numbers

updated version again

Merge pull request tristanhimmelman#161 from Hearst-DD/remove-init-fr…

…om-mappable

Remove init? from mappable protocol

Merge pull request tristanhimmelman#124 from Hearst-DD/dictionary-of-…

…arrays

Dictionary of arrays

Merge pull request tristanhimmelman#117 from ikesyo/transform-array-d…

…ictionary-support

Add array and dictionary support for mapping with transform

- updated Nimble version to v0.4.1 to support Xcode 6.3

Merge pull request tristanhimmelman#91 from ikesyo/osx-target

Add OS X target

Merge branch 'master' into ikesyo-immutable-mappable

Conflicts:
	README.md

Changed operator definition from <| to <-

Merge pull request tristanhimmelman#57 from ikesyo/re-mappingtype-public

Map.mappingType should also be public