title: How to install the scm perforce provider for SonarQube 5.3?
body: <p>I want to use perforce as SonarQube 5.3 scm provider, but it failed with this error message:</p>
  
  <pre><code>ERROR: SCM provider was set to "perforce" but no SCM provider found for this key.
  Supported SCM providers are svn,git
  </code></pre>
  
  <p>I want to install perforce plugin in SonarQube update center, but it said:</p>
  
  <pre><code>Error while downloading plugin 'scmperforce' with version '1.4'.
  No compatible plugin found.
  </code></pre>
  
  <p>And I can't find any available scm perforce plugins on the SonarQube website.</p>
  
  <p>How to use perforce with SonarQube 5.3?</p>