update docs

C. Fahner <info@fahnerit.com>
update SettingsService docs

C. Fahner <info@fahnerit.com>
add namespace web
add web/WebSettings

C. Fahner <info@fahnerit.com>
add standard function library loader function

C. Fahner <info@fahnerit.com>
add function library core/55_pwd_api

C. Fahner <info@fahnerit.com>
refactor standardized join-date format

C. Fahner <info@fahnerit.com>
update UserService to use php5.5 password api

C. Fahner <info@fahnerit.com>
update docs

C. Fahner <info@fahnerit.com>
deprecate HashUtils, do not use anymore

C. Fahner <info@fahnerit.com>