adding podspec and podfile

Podfile

@@ -0,0 +1,3 @@
+xcodeproj 'SampleProject/URBMediaFocusViewControllerDemo.xcodeproj'
+
+platform :ios, '7.0'

URBMediaFocusViewController.podspec

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+Pod::Spec.new do |s|
+	s.name				= 'URBMediaFocusViewController'
+	s.version			= '0.5.0'
+	s.summary			= 'A view controller that focuses images to their full size with physics similar to Tweetbot 3.'
+	s.description		= 'URBMediaFocusViewController is an experiment to recreate the view used to enlarge photos and videos from their thumbnail previews as seen in Tweetbot 3 for iOS 7 using the new UIDynamics API available in iOS 7.'
+	s.homepage			= 'https://github.com/u10int/URBMediaFocusViewController'
+	s.author = {
+		'Nicholas Shipes' => 'nshipes@urban10.com', 'Ahmed Khalaf' => 'ahmed@arkuana.co'
+	}
+	s.source = {
+		:git	=> 'https://github.com/u10int/URBMediaFocusViewController.git',
+		:tag	=> '0.5.0'
+	}
+	s.platform			= :ios, 7.0
+	s.license			= { :type => 'MIT', :file => 'LICENSE' }
+	s.requires_arc		= true
+	s.source_files		= 'URBMediaFocusViewController.{h,m}'
+	s.frameworks		= 'UIKit', 'Foundation', 'CoreGraphics'
+end