Merge trunk into branch cdi-pio.

.gitattributes

ChangeLog

NEWS

app/cdi.c

config/default

configure

configure.ac

doc/tex/c_quick_ref.tex

doc/tex/c_ref.tex

doc/tex/c_vlist_att.tex

doc/tex/c_vlist_var.tex

doc/tex/c_zaxis.tex

doc/tex/cdi_cman.tex

doc/tex/cdi_fman.tex

doc/tex/f_quick_ref.tex

doc/tex/f_ref.tex

doc/tex/f_vlist_att.tex

doc/tex/f_vlist_var.tex

doc/tex/f_zaxis.tex

doc/tex/formats.tex