Added CocoaPods Support (#5)

* Added podspec

* Fixed warning

LIFXHTTPKit.podspec

@@ -0,0 +1,29 @@
+#
+#  Be sure to run `pod spec lint LIFXHTTPKit.podspec' to ensure this is a
+#  valid spec and to remove all comments including this before submitting the spec.
+#
+#  To learn more about Podspec attributes see https://docs.cocoapods.org/specification.html
+#  To see working Podspecs in the CocoaPods repo see https://github.com/CocoaPods/Specs/
+#
+
+Pod::Spec.new do |s|
+
+  s.name         = "LIFXHTTPKit"
+  s.version      = "3.0.1"
+  s.summary      = "A framework for interacting with the LIFX HTTP API that has no external dependencies. Suitable for use inside extensions."
+
+  s.license      = { :type => 'MIT', :file => 'LICENSE.txt' }
+  s.homepage	 = "https://github.com/tatey/LIFXHTTPKit"
+  s.author       = { "Alex Stonehouse" => "[email protected]" }
+  s.source       = { :git => "https://github.com/LIFX/LIFXHTTPKit.git", :tag => "#{s.version}" }
+
+  # Version
+  s.platform = :ios
+  s.swift_version = "4.0"
+  s.ios.deployment_target = "8.2"
+  s.osx.deployment_target = "10.10"
+  s.watchos.deployment_target = "2.0"
+
+  s.source_files  = "Source/**/*"
+
+end

Source/LightTargetSelector.swift

@@ -33,7 +33,7 @@ public struct LightTargetSelector: Equatable, CustomStringConvertible {
 			if type == .All {
 				self.type = type
 				value = ""
-			} else if let value = components.last, value.characters.count > 0 {
+			} else if let value = components.last, value.count > 0 {
 				self.type = type
 				self.value = value
 			} else {