Move the Security package to EPL, and add the implementations of the cryptographic algorithms
/**
@page mainpage_cryptalg Cryptalg
The old \c Cryptalg Cryptography component comprises:
@li @ref bigint
@li @ref cryptographic_hash
@li Random number generator (RNG)
@li @ref symmetric_ciphers
@li @ref asymmetric_cryptography
<!-- @li @ref mainpage_pbe -->
<hr>
For <b>pre-v.8.0</b>, the <b> Security Supplement </b> of the Developer Library gives:
@li @ref SS_Cryptalg_cryptography_overview
@li @ref SS_Cryptalg_symmetric_ciphers
@li @ref SS_Cryptalg_asymmetric_ciphers
@li @ref SS_Cryptalg_private_key_interface
@li @ref SS_Cryptalg_signature_classes
@li @ref SS_Cryptalg_parameter_classes
@li @ref SS_Cryptalg_hash_algorithms
@li @ref SS_Cryptalg_weak_strong_crypto
@li @ref SS_Cryptalg_howto_find_crypto_strength
@li @ref SS_Cryptalg_howto_change_crypto_strength
*/