Bumps version to 2.0.0.

Bumps version to 1.4.0.

Pointlessness.

Merge pull request #38 from robrix/xcode-7.1

Leave ENABLE_BITCODE at the platform default.

Merge pull request #33 from robrix/pin-to-tags-not-SHAs

Pin to tags, not SHAs.

Merge pull request #31 from robrix/x86_64

Only build the Mac framework for x86_64.

Link to Result.framework.

Bump Prelude.

Merge pull request #16 from robrix/bind

Bind/flatMap operator.

Bump the version.