fix installation of script files * scripts/module.mk (nobase_fcnfile_DATA): Delete. * scripts/module.mk, scripts/audio/module.mk, scripts/deprecated/module.mk, scripts/elfun/module.mk, scripts/general/module.mk, scripts/geometry/module.mk, scripts/gui/module.mk, scripts/help/module.mk, scripts/image/module.mk, scripts/io/module.mk, scripts/java/module.mk, scripts/linear-algebra/module.mk, scripts/miscellaneous/module.mk, scripts/optimization/module.mk, scripts/path/module.mk, scripts/pkg/module.mk, scripts/plot/appearance/module.mk, scripts/plot/draw/module.mk, scripts/plot/util/module.mk, scripts/polynomial/module.mk, scripts/prefs/module.mk, scripts/set/module.mk, scripts/signal/module.mk, scripts/sparse/module.mk, scripts/specfun/module.mk, scripts/special-matrix/module.mk, scripts/startup/module.mk, scripts/statistics/base/module.mk, scripts/statistics/distributions/module.mk, scripts/statistics/models/module.mk, scripts/statistics/tests/module.mk, scripts/strings/module.mk, scripts/testfun/module.mk, scripts/time/module.mk: Define individual Xdir and X_DATA variables for each scripts subdirectory.

FCN_FILE_DIRS += scripts/specfun

scripts_specfun_FCN_FILES = \
  scripts/specfun/bessel.m \
  scripts/specfun/beta.m \
  scripts/specfun/betaln.m \
  scripts/specfun/ellipke.m \
  scripts/specfun/expint.m \
  scripts/specfun/factor.m \
  scripts/specfun/factorial.m \
  scripts/specfun/isprime.m \
  scripts/specfun/lcm.m \
  scripts/specfun/legendre.m \
  scripts/specfun/nchoosek.m \
  scripts/specfun/nthroot.m \
  scripts/specfun/perms.m \
  scripts/specfun/pow2.m \
  scripts/specfun/primes.m \
  scripts/specfun/reallog.m \
  scripts/specfun/realpow.m \
  scripts/specfun/realsqrt.m

scripts_specfundir = $(fcnfiledir)/specfun

scripts_specfun_DATA = $(scripts_specfun_FCN_FILES)

FCN_FILES += $(scripts_specfun_FCN_FILES)

PKG_ADD_FILES += scripts/specfun/PKG_ADD

DIRSTAMP_FILES += scripts/specfun/$(octave_dirstamp)