new helper fb_api().

also remove debug output

#701982 by mcpuddin: support fragments in reload_url.  Also, an unrelated change moving js settings back to hook_init.

Save app data even when unable to get app properties.

#979502 by a_c_m, Dave Cohen: session save handler patch.  Also, avoid unsetting registered user role.

i18n features, locale-specific javascript SDK.