Merge pull request #12 from scymtym/master

declare function types in READ-INTO-SEQUENCE
Added fun-name functions for generating the -INTO-SEQUENCE names.
Changed symbol creation functions so that they also work in Allegro CL modern mode.
Merge pull request #14 from flambard/allegro-modern-mode-compatibility

Allegro CL modern mode compatibility
add [print-]hexdump