title: PHP7 with google API
body: <p>I'm trying to start new PHP project with google api (calendar). I'm trying to install api using composer. I don't know if I'm doing something wrong or it's not support php7</p>
  
  <p><strong>Command:</strong></p>
  
  <pre><code>composer require google/apiclient:^2.0.0@RC
  </code></pre>
  
  <p><strong>Result:</strong></p>
  
  <pre><code>C:\inetpub\wwwroot\kalendar&gt;composer require
  google/apiclient:^2.0.0@RC ./composer.json has been updated Loading 
  composer repositories with package information Updating dependencies
  (including require-dev) Your requirements could not be resolved to an
  installable set of packages.
  
    Problem 1
      - The requested package google/apiclient 2.0.0@RC exists as google/apiclient
  [1.0.2-beta, 1.0.3-beta, 1.0.4-beta, 1.0.5-beta, 1.0.6-beta, 1.1.1, 1.1.2, 1.1.3
  , 1.1.4, 1.1.5, 1.1.6, 1.1.7, dev-add-callback-cache, dev-add-psr6, dev-master,
  2.x-dev, dev-v1-master, v1.0.0-alpha, v1.0.1-beta, v2.0.0-RC1, v2.0.0-RC2, v2.0.
  0-RC3, v2.0.0-RC4, v2.0.0-RC5, v2.0.0-RC6, v2.0.0-RC7] but these are rejected by
   your constraint.
  
  Installation failed, reverting ./composer.json to its original content.
  </code></pre>