Use SiteContext to pull in all inputOptions in `bin/provision save` command

src/Command/SaveCommand.php

@@ -3,6 +3,7 @@
 namespace Aegir\Provision\Command;
 
 use Aegir\Provision\Command;
+use Aegir\Provision\Context\SiteContext;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Input\InputDefinition;
 use Symfony\Component\Console\Input\InputOption;
@@ -42,6 +43,10 @@ class SaveCommand extends Command
 
       // @TODO: Load up all ProvisionContextTypes and inject their options.
 
+      // Load all SiteContext options
+      foreach (SiteContext::option_documentation() as $option => $description) {
+        $inputDefinition[] = new InputOption($option, NULL, InputOption::VALUE_OPTIONAL, $description);
+      }
       return new InputDefinition($inputDefinition);
     }
 

src/Context/SiteContext.php

@@ -5,9 +5,10 @@ namespace Aegir\Provision\Context;
 use Aegir\Provision\Context;
 
 /**
- * @file Provision named context site class.
+ * Class SiteContext
+ *
+ * @package Aegir\Provision\Context
  */
-
 class SiteContext extends Context {
   static function option_documentation() {
     return array(