Merge pull request #52 from mirego/swift_4_support

Changes to support Xcode 9 Beta 2 and Swift 4.

Author: Luc Dion

.travis.yml

@@ -1,5 +1,5 @@
 language: objective-c
-osx_image: xcode8
+osx_image: xcode8.3
 xcode_project: PinLayout.xcodeproj
 xcode_scheme: PinLayout
 xcode_sdk: iphonesimulator9.3

Cartfile.resolved

@@ -1,2 +1,2 @@
-github "Quick/Nimble" "v6.1.0"
+github "Quick/Nimble" "v7.0.1"
 github "Quick/Quick" "v1.1.0"

Sources/PinLayoutImpl+Warning.swift

@@ -46,8 +46,8 @@ extension PinLayoutImpl {
     internal func warnConflict(_ context: Context, _ properties: [String: CGFloat]) {
         guard PinLayoutLogConflicts else { return }
         var warning = "\n👉 PinLayout Conflict: \(context()) won't be applied since it conflicts with the following already set properties:\n"
-        properties.forEach { (key, value) in
-            warning += " \(key): \(value)\n"
+        properties.forEach { (property) in
+            warning += " \(property.key): \(property.value)\n"
         }
 
         displayWarning(warning)