Add spellchecker scripts for Octave and run spellcheck of documentation interpreter/doccheck: New directory for spelling/grammar scripts. interpreter/doccheck/README: Instructions for using scripts. interpreter/doccheck/spellcheck: Script to spellcheck a Texinfo file. interpreter/doccheck/aspell.conf: GNU Aspell configuration file for Octave documentation. interpreter/doccheck/aspell-octave.en.pws: Private Aspell dictionary. interpreter/doccheck/add_to_aspell_dict: Script to add new Octave-specific words to private Aspell dictionary. interpreter/octave.texi: New @nospell macro which forces Aspell to ignore the word marked by the macro. interpreter/mk_doc_cache.m: Skip new @nospell macro when building doc_cache.

FCN_FILE_DIRS += sparse

sparse_FCN_FILES = \
  sparse/bicgstab.m \
  sparse/cgs.m \
  sparse/colperm.m \
  sparse/etreeplot.m \
  sparse/gplot.m \
  sparse/nonzeros.m \
  sparse/pcg.m \
  sparse/pcr.m \
  sparse/spaugment.m \
  sparse/spconvert.m \
  sparse/spdiags.m \
  sparse/speye.m \
  sparse/spfun.m \
  sparse/sphcat.m \
  sparse/spones.m \
  sparse/sprand.m \
  sparse/sprandn.m \
  sparse/sprandsym.m \
  sparse/spstats.m \
  sparse/spvcat.m \
  sparse/spy.m \
  sparse/svds.m \
  sparse/treelayout.m \
  sparse/treeplot.m

FCN_FILES += $(sparse_FCN_FILES)

PKG_ADD_FILES += sparse/PKG_ADD

DIRSTAMP_FILES += sparse/$(octave_dirstamp)