maint: Remove deprecated functions from dev branch for next (3.8) release. * NEWS: Update list of deprecated functions which had duplicates and missing functions * deprecated/module.mk: Remove deprecated m-files from build system. * autocor.m, autocov.m, betai.m, cellidx.m, clg.m, cquad.m, dispatch.m, fstat.m, gammai.m, glpkmex.m, intwarning.m, is_duplicate_entry.m, is_global.m, krylovb.m, perror.m, replot.m, saveimage.m, strerror.m, values.m, weibcdf.m, weibinv.m, weibpdf.m, weibrnd.m: Remove deprecated functions from Mercurial.

FCN_FILE_DIRS += @FIRfilter

EXTRA_DIST += @FIRfilter/module.mk

at_FIRfilter_FCN_FILES = \
  @FIRfilter/display.m \
  @FIRfilter/FIRfilter_aggregation.m \
  @FIRfilter/FIRfilter.m \
  @FIRfilter/subsasgn.m \
  @FIRfilter/subsref.m

FCN_FILES += $(at_FIRfilter_FCN_FILES)