Added getContext method to shell

lib/Shell.php

@@ -90,6 +90,16 @@ class Shell
         }
     }
 
+    /**
+     * Return the current context
+     *
+     * @return Context The current context
+     */
+    public function getContext()
+    {
+        return $this->context;
+    }
+
     /**
      * Push a new primary context, saving the previous contexts on a stack.
      *