Description :
APEL stands for \"A Portable Emacs Library\". It consists of following modules:
poe.el - This is an emulation module mainly for basic functions and special forms/macros of latest emacsen. poem.el - This module provides basic functions to write portable MULE programs. pces.el - This module provides portable character encoding scheme (coding-system) features. invisible.el - This modules provides features about invisible region. mcharset.el - This modules provides MIME charset related features.