Updated podspecs to include OSX

StreamingKit.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "StreamingKit"
-  s.version      = "0.0.13"
+  s.version      = "0.1.18"
   s.summary      = "A fast and extensible audio streamer for iOS and OSX with support for gapless playback and custom (non-HTTP) sources."
   s.homepage     = "https://github.com/tumtumtum/StreamingKit/"
   s.license      = 'MIT'
@@ -9,5 +9,8 @@ Pod::Spec.new do |s|
   s.platform     = :ios
   s.requires_arc = true
   s.source_files = 'StreamingKit/StreamingKit/*.{h,m}'
-  s.frameworks   = 'AVFoundation', 'SystemConfiguration', 'CFNetwork', 'CoreFoundation', 'AudioToolbox', 'AudioUnit'
+  s.ios.deployment_target = '4.3'
+  s.ios.frameworks   = 'SystemConfiguration', 'CFNetwork', 'CoreFoundation', 'AudioToolbox', 'AudioUnit'
+  s.osx.deployment_target = '10.7'
+  s.osx.frameworks   = 'SystemConfiguration', 'CFNetwork', 'CoreFoundation', 'AudioToolbox', 'AudioUnit'
 end