Log Message:
Update ja-ptex-share to 2.4.

 - Use teTeX3.
 - Use print/teTeX/module.mk framework.
 - Follow TDS (by minskim@).

Some fixes and improvements were submitted by minskim@ on tech-pkg-ja
mailing list.

Changes from 2.3 to 2.4:

v2.4 [2006/01/04]
  * nidanfloat.dtx: Change a required format file from pLaTeX2e to LaTeX2e.
  * plfonts.dtx: Add missing redefinition of \LastDeclaredEncoding to
      \DeclareFontEncoding@.

Changes from 2.2 to 2.3:

v2.3 [2005/01/04]
  * plfonts.dtx: Fix flag in \fontfamily.
  * plvers.dtx: Update version number (platex<2005/01/04>).

Changes from 2.1 to 2.2:

v2.2 [2004/08/10]
  * plfonts.dtx: Fix front and back space in verbatim environment.
  * plfonts.dtx: Make this usable besides JY1 and JT1 encodings.
  * jclasses.dtx: Change \@afterindentfalse to \@afterindenttrue in \part
      and \chapter.
  * jclasses.dtx: Fix front and back space in \section, \subsection and
      \subsubsection.
  * Adapt LaTeX2e 2003/12/01.
  * Remove unnecessary definitions of character code in tfm of min, goth,
      nmin and ngoth.
  * Correct Japanese translation of the contract.