MAGETWO-30831: "File Permission Help" link doesn't work

- Added link to Magento Docs

Author: mazhalai

setup/module/Magento/Setup/view/magento/setup/readiness-check/progress.phtml

@@ -154,7 +154,7 @@
             <div ng-switch-default ng-init="updateOnError(permissions)">
                 <div class="rediness-check-panel-right">
                     <p>Need Help?</p>
-                    <p><a href="#" target="_blank">File Permission Help</a></p>
+                    <p><a href="http://devdocs.magento.com/guides/v1.0/install-gde/install/composer-clone.html#instgde-prereq-compose-access" target="_blank">File Permission Help</a></p>
                 </div>
                 <span class="glyphicon glyphicon-remove text-danger"></span>
                 <span>File Permission Check</span>
@@ -166,7 +166,7 @@
                             <span ng-show="permissions.expanded">Less detail</span>
                         </a>
                     </p>
-                    <p>The best way to resolve this is to allow write permissions for the following Magento directories. The exact fix depends on your server, your host, and other system variables.</br>Our <a href="#">File Permission Help</a> can get you started.</p>
+                    <p>The best way to resolve this is to allow write permissions for the following Magento directories. The exact fix depends on your server, your host, and other system variables.</br>Our <a href="http://devdocs.magento.com/guides/v1.0/install-gde/install/composer-clone.html#instgde-prereq-compose-access" target="_blank">File Permission Help</a> can get you started.</p>
                     <p>If you need more help, please call your hosting provider.</p>
                     <div class="rediness-check-block" ng-show="permissions.expanded">
                         <ul class="list-unstyled">