Log Message:
graphics/tex-forest: Import forest and dependencies from CTAN.

- graphics/tex-forest: The package provides a PGF/TikZ-based mechanism for
  drawing linguistic (and other kinds of) trees.

- devel/tex-elocalloc: Local allocation macros, with names taken from
  etex.sty but with implementation based on the LaTeX 2015 allocation
  macros.

- devel/tex-inlinedef: The package provides a macro \Inline that
  precedes a \def or \gdef. Within the definition text of an inlined
  definition, keywords such as \Expand may be used to selectively
  inline certain expansions at definition-time.