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diff --git a/vendor/drush/drush/commands/core/role.drush.inc b/vendor/drush/drush/commands/core/role.drush.inc
new file mode 100644
index 000000000..fb4f9e9d1
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+++ b/vendor/drush/drush/commands/core/role.drush.inc
@@ -0,0 +1,314 @@
+<?php
+
+use Drush\Log\LogLevel;
+use Drush\Role\RoleBase;
+
+/**
+ * Implementation of hook_drush_help().
+ */
+function role_drush_help($section) {
+  switch ($section) {
+    case 'meta:role:title':
+      return dt('Role commands');
+    case 'meta:role:summary':
+      return dt('Interact with the role system.');
+  }
+}
+
+/**
+ * Implements hook_drush_help_alter().
+ */
+function role_drush_help_alter(&$command) {
+  // Drupal 8+ has changed role names.
+  if (in_array($command['command'] , array('role-add-perm', 'role-add-perm', 'role-list')) && drush_drupal_major_version() >= 8) {
+    foreach ($command['examples'] as $key => $val) {
+      $newkey = str_replace(array('anonymous user', 'authenticated user'), array('anonymous', 'authenticated'), $key);
+      $command['examples'][$newkey] = $val;
+      unset($command['examples'][$key]);
+    }
+  }
+}
+
+/**
+ * Implementation of hook_drush_command().
+ */
+function role_drush_command() {
+  $items['role-create'] = array(
+    'description' => 'Create a new role.',
+    'examples' => array(
+      "drush role-create 'test role'" => "Create a new role 'test role' on D6 or D7; auto-assign the rid. On D8, 'test role' is the rid, and the human-readable name is set to 'Test role'.",
+      "drush role-create 'test role' 'Test role'" => "Create a new role with a machine name of 'test role', and a human-readable name of 'Test role'. On D6 and D7, behaves as the previous example."
+    ),
+    'arguments' => array(
+      'machine name' => 'The symbolic machine name for the role. Required.',
+      'human-readable name' => 'A descriptive name for the role. Optional; Drupal 8 only.  Ignored in D6 and D7.',
+    ),
+    'aliases' => array('rcrt'),
+  );
+  $items['role-delete'] = array(
+    'description' => 'Delete a role.',
+    'examples' => array(
+      "drush role-delete 'test role'" => "Delete the role 'test role'.",
+    ),
+    'arguments' => array(
+      'machine name' => 'The symbolic machine name for the role. Required.  In D6 and D7, this may also be a numeric role ID.',
+    ),
+    'aliases' => array('rdel'),
+  );
+  $items['role-add-perm'] = array(
+    'description' => 'Grant specified permission(s) to a role.',
+    'examples' => array(
+      "drush role-add-perm 'anonymous user' 'post comments'" => 'Allow anon users to post comments.',
+      "drush role-add-perm 'anonymous user' \"'post comments','access content'\"" => 'Allow anon users to post comments and access content.',
+      "drush role-add-perm 'authenticated user' --module=node" => 'Select a permission from "node" permissions to add to logged in users.'
+    ),
+    'arguments' => array(
+      'role' => 'The role to modify.  Required.',
+      'permissions' => 'The list of permission to grant, delimited by commas. Required, unless the --module option is used.',
+    ),
+    'required-arguments' => 1,
+    'options' => array(
+      'module' => 'Select the permission to modify from an interactive list of all permissions available in the specified module.',
+    ),
+    'global-options' => array(
+      'cache-clear',
+    ),
+    'aliases' => array('rap'),
+  );
+
+  $items['role-remove-perm'] = array(
+    'description' => 'Remove specified permission(s) from a role.',
+    'examples' => array(
+      "drush role-remove-perm 'anonymous user' 'access content'" => 'Hide content from anon users.',
+    ),
+    'arguments' => array(
+      'role' => 'The role to modify.',
+      'permissions' => 'The list of permission to grant, delimited by commas. Required, unless the --module option is used.',
+    ),
+    'required-arguments' => 1,
+    'options' => array(
+      'module' => 'Select the permission to modify from an interactive list of all permissions available in the specified module.',
+    ),
+    'global-options' => array(
+      'cache-clear',
+    ),
+    'aliases' => array('rmp'),
+  );
+
+  $items['role-list'] = array(
+    'description' => 'Display a list of all roles defined on the system.  If a role name is provided as an argument, then all of the permissions of that role will be listed.  If a permission name is provided as an option, then all of the roles that have been granted that permission will be listed.',
+    'examples' => array(
+      "drush role-list --filter='administer nodes'" => 'Display a list of roles that have the administer nodes permission assigned.',
+      "drush role-list 'anonymous user'" => 'Display all of the permissions assigned to the anon user role.'
+    ),
+    'arguments' => array(
+      'role' => 'The role to list.  Optional; if specified, lists all permissions assigned to that role.  If no role is specified, lists all of the roles available on the system.',
+    ),
+    'options' => array(
+      'filter' => 'Limits the list of roles to only those that have been assigned the specified permission. Optional; may not be specified if a role argument is provided.',
+    ),
+    'outputformat' => array(
+      'default' => 'table',
+      'pipe-format' => 'list',
+      'field-labels' => array('rid' => 'ID', 'label' => 'Role Label', 'perm' => "Permission"),
+      'output-data-type' => 'format-table',
+    ),
+    'aliases' => array('rls'),
+  );
+
+  return $items;
+}
+
+/**
+ * Create the specified role
+ */
+function drush_role_create($rid, $role_name = '') {
+  $role = drush_role_get_class();
+  $result = $role->role_create($rid, $role_name);
+  if ($result !== FALSE) {
+    drush_log(dt('Created "!role"', array('!role' => $rid)), LogLevel::SUCCESS);
+  }
+  return $result;
+}
+
+/**
+ * Create the specified role
+ */
+function drush_role_delete($rid) {
+  $role = drush_role_get_class($rid);
+  if ($role === FALSE) {
+    return FALSE;
+  }
+  $result = $role->delete();
+  if ($result !== FALSE) {
+    drush_log(dt('Deleted "!role"', array('!role' => $rid)), LogLevel::SUCCESS);
+  }
+  return $result;
+}
+
+/**
+ * Add one or more permission(s) to the specified role.
+ *
+ * @param string $rid machine name for a role
+ * @param null|string $permissions machine names, delimited by commas.
+ *
+ * @return bool
+ */
+function drush_role_add_perm($rid, $permissions = NULL) {
+  if (is_null($permissions)) {
+    // Assume --module is used thus inject a FALSE
+    $perms = array(FALSE);
+  }
+  else {
+    $perms = _convert_csv_to_array($permissions);
+  }
+
+  $added_perm = FALSE;
+
+  foreach($perms as $perm) {
+    $result = drush_role_perm('add', $rid, $perm);
+    if ($result !== FALSE) {
+      $added_perm = TRUE;
+      drush_log(dt('Added "!perm" to "!role"', array('!perm' => $perm, '!role' => $result->name)), LogLevel::SUCCESS);
+    }
+  }
+
+  if ($added_perm) {
+    drush_drupal_cache_clear_all();
+  }
+
+  return $result;
+}
+
+/**
+ * Remove permission(s) from the specified role.
+ *
+ * @param string $rid machine name for a role
+ * @param null|string $permissions machine names, delimited by commas.
+ *
+ * @return bool
+ */
+function drush_role_remove_perm($rid, $permissions = NULL) {
+  if (is_null($permissions)) {
+    // Assume --module is used thus inject a FALSE
+    $perms = array(FALSE);
+  }
+  else {
+    $perms = _convert_csv_to_array($permissions);
+  }
+
+  $removed_perm = FALSE;
+
+  foreach($perms as $perm) {
+    $result = drush_role_perm('remove', $rid, $perm);
+    if ($result !== FALSE) {
+      $removed_perm = TRUE;
+      drush_log(dt('Removed "!perm" from "!role"', array('!perm' => $perm, '!role' => $result->name)), LogLevel::OK);
+    }
+  }
+
+  if ($removed_perm) {
+    drush_drupal_cache_clear_all();
+  }
+
+  return $result;
+}
+
+/**
+ * Implement permission add / remove operations.
+ *
+ * @param string $action 'add' | 'remove'
+ * @param string $rid
+ * @param string|null $permission
+ *
+ * @return bool|RoleBase
+ *
+ * @see drush_set_error()
+ */
+function drush_role_perm($action, $rid, $permission = NULL) {
+  $role = drush_role_get_class($rid);
+  if (!$role) {
+    return FALSE;
+  }
+
+  // If a permission wasn't provided, but the module option is specified,
+  // provide a list of permissions provided by that module.
+  if (!$permission && $module = drush_get_option('module', FALSE)) {
+    drush_include_engine('drupal', 'environment');
+    if (!drush_module_exists($module)) {
+      return drush_set_error('DRUSH_ROLE_ERROR', dt('!module not enabled!', array('!module' => $module)));
+    }
+    $module_perms = $role->getModulePerms($module);
+    if (empty($module_perms)) {
+      return drush_set_error('DRUSH_ROLE_NO_PERMISSIONS', dt('No permissions found for module !module', array('!module' => $module)));
+    }
+    $choice = drush_choice($module_perms, "Enter a number to choose which permission to $action.");
+    if ($choice === FALSE) {
+      return drush_user_abort();
+    }
+    $permission = $module_perms[$choice];
+  }
+  else {
+    $permissions = $role->getAllModulePerms();
+    if (!in_array($permission, $permissions)) {
+      return drush_set_error(dt('Could not find the permission: !perm', array('!perm' => $permission)));
+    }
+  }
+
+  $result = $role->{$action}($permission);
+  if ($result === FALSE) {
+    return FALSE;
+  }
+  return $role;
+}
+
+/**
+ * Get core version specific Role handler class.
+ *
+ * @param string $role_name
+ * @return RoleBase
+ *
+ * @see drush_get_class().
+ */
+function drush_role_get_class($role_name = DRUPAL_ANONYMOUS_RID) {
+  return drush_get_class('Drush\Role\Role', func_get_args());
+}
+
+/**
+ * Displays a list of roles
+ */
+function drush_role_list($rid = '') {
+  $result = array();
+  if (empty($rid)) {
+    drush_hide_output_fields(array('perm'));
+    // Get options passed.
+    $perm = drush_get_option('filter');
+    $roles = array();
+
+    // Get all roles - if $perm is empty user_roles retrieves all roles.
+    $roles = user_roles(FALSE, $perm);
+    if (empty($roles)) {
+      return drush_set_error('DRUSH_NO_ROLES', dt("No roles found."));
+    }
+    foreach ($roles as $rid => $value) {
+      $role = drush_role_get_class($rid);
+      $result[$role->name] = array(
+        'rid' => $rid,
+        'label' => $role->name,
+      );
+    }
+  }
+  else {
+    drush_hide_output_fields(array('rid', 'label'));
+    $role = drush_role_get_class($rid);
+    if (!$role) {
+      return FALSE;
+    }
+    $perms = $role->getPerms();
+    foreach ($perms as $permission) {
+      $result[$permission] = array(
+        'perm' => $permission);
+    }
+  }
+  return $result;
+}