Podspec Update 3.1.9

Updated podspec to 3.1.9

Xcode 12.5 Support

Fixes use of umbrella header for Swift Package Manager in Xcode 12.5.

PureLayout v3.1.8 - iOS Minimum Deployment Target 9.0 and App Extensions runtime check

This release bumps the minimum iOS deployment target from 8.0 to 9.0 (#253) in addition to switching to runtime checking for app extensions addressed in #252.

Swift Package Manager Support

Title says it all.

PureLayout v3.1.5 - Auto create constraint for safe area and compiler warnings fixes

This release fixes a compiler warnings related to ALAttribute as well as fixing a bug related to the +[NSLayoutConstraint autoCreateConstraintsWithoutInstalling] used in a super view safe area inset method.

Accessibility apis

This release adds accessibility apis as part of #227 marking the safe area apis as iOS 9 and above.

PureLayout v3.1.2 - Properly release iPhone X support

Properly release changes that support the iPhone X and safe areas

PureLayout v3.1 - iPhone X support

This release has changes that support the iPhone X and safe areas.

This hasn't had a lot of testing, but wanted to push it out to get feedback and testing.

PureLayout v3.0.2 - Maintenance Release & tvOS Support

This is a relatively minor maintenance release.

Thanks to all the contributors!

Psst. Interested in taking PureLayout to the next level? Get in touch if you'd like to become a maintainer.

New Repository URL

This release contains no actual changes from v3.0.0 (release notes) – it exists solely to update the repository URL to the new location in the PureLayout organization (https://github.com/PureLayout/PureLayout).

Note: the previous repository URL (https://github.com/smileyborg/PureLayout) will continue to work, as it seamlessly redirects to the new URL.