Correct podspec license type and location (uber#105)

RIBs.podspec

@@ -6,7 +6,7 @@ Pod::Spec.new do |s|
 RIBs is the cross-platform architecture behind many mobile apps at Uber. This architecture framework is designed for mobile apps with a large number of engineers and nested states.
                        DESC
   s.homepage         = 'https://github.com/uber/RIBs'
-  s.license          = { :type => 'MIT', :file => '../LICENSE.txt' }
+  s.license          = { :type => 'Apache License, Version 2.0', :file => 'LICENSE.txt' }
   s.author           = { 'uber' => '[email protected]' }
   s.source           = { :git => 'https://github.com/uber/RIBs.git', :tag => 'v' + s.version.to_s }
   s.ios.deployment_target = '8.0'