title: unable to install tumbler SDK through pods
body: <p>platform :ios, '5.0'</p>
  
  <p>pod 'TMTumblrSDK'</p>
  
  <p>pod install</p>
  
  <p>it showing me the following error</p>
  
  <p>Analyzing dependencies
  [!] Unable to find a specification for <code>TMTumblrSDK</code></p>
  
  <p>what would be the reason for the error?</p>