title: missing required extension: sapcoreaddon
body: <p>I am trying to run install recipe sap_aom_som_b2b_b2c. However build was failed with following error.</p>
  
  <pre><code>Buildfile: C:\Hybris6\Hybris\bin\platform\build.xml
   [echo] C:\Hybris6\Hybris\bin\platform/tomcat/bin
  
  BUILD FAILED
  C:\Hybris6\Hybris\bin\platform\build.xml:18: The following error occurred while executing this line:
  C:\Hybris6\Hybris\bin\platform\resources\ant\antmacros.xml:157: Missing required extensions: sapcoreaddon&lt;-[yacceleratorstorefront],sappricingproductcarouseladdon&lt;-[yacceleratorstorefront]. Please check your extension setup!
  </code></pre>
  
  <p>I am new to Hybris. Could you please help me if I am missing some step here?</p>