Documentation fixes

docs/reference/gio/gio-sections.txt

@@ -184,6 +184,7 @@ g_file_open_readwrite_finish
 g_file_replace_readwrite
 g_file_replace_readwrite_async
 g_file_replace_readwrite_finish
+g_file_supports_thread_contexts
 <SUBSECTION Standard>
 G_FILE
 G_IS_FILE
@@ -302,6 +303,7 @@ g_file_info_new
 g_file_info_dup
 g_file_info_copy_into
 g_file_info_has_attribute
+g_file_info_has_namespace
 g_file_info_list_attributes
 g_file_info_get_attribute_type
 g_file_info_remove_attribute
@@ -309,6 +311,7 @@ g_file_info_get_attribute_as_string
 g_file_info_get_attribute_data
 g_file_info_get_attribute_status
 g_file_info_get_attribute_string
+g_file_info_get_attribute_stringv
 g_file_info_get_attribute_byte_string
 g_file_info_get_attribute_boolean
 g_file_info_get_attribute_uint32
@@ -317,7 +320,9 @@ g_file_info_get_attribute_uint64
 g_file_info_get_attribute_int64
 g_file_info_get_attribute_object
 g_file_info_set_attribute
+g_file_info_set_attribute_status
 g_file_info_set_attribute_string
+g_file_info_set_attribute_stringv
 g_file_info_set_attribute_byte_string
 g_file_info_set_attribute_boolean
 g_file_info_set_attribute_uint32

docs/reference/glib/glib-sections.txt

@@ -1443,6 +1443,7 @@ GUserDirectory
 g_get_user_special_dir
 g_get_system_data_dirs
 g_get_system_config_dirs
+g_reload_user_special_dirs_cache
 
 <SUBSECTION>
 g_get_host_name

gio/gfileinfo.c

@@ -922,6 +922,8 @@ g_file_info_get_attribute_byte_string (GFileInfo  *info,
  *
  * Returns: the contents of the @attribute value as a stringv, or
  * %NULL otherwise. Do not free.
+ *
+ * Since: 2.22
  **/
 char **
 g_file_info_get_attribute_stringv (GFileInfo  *info,