Merge pull request #25 from keithito/update-spm

Update Package.swift to work with modern versions of xcode

Bump version to 0.4.2

Merge pull request #19 from keithito/xcode-10-podspec-fix

Fix podspec for issue with new build system in xcode 10

Bump version to 0.4.0

Add 0.3.2 changelog entry

Bump Podspec version to 0.3.1 and add CHANGELOG entry.

Add CHANGELOG entry for 0.3.0

Update version to 0.2.0

Prepare 0.1.3 release

Prepare 0.1.2 release