(f90-keywords-level-3-re): Added operator and result.
(f90-match-end, f90-looking-at-program-block-start): Fixed bug
with false matching in comments/strings.
(f90-looking-at-program-block-start, f90-imenu-generic-expression):
Added knowledge of pure and extrinsic subroutines.
(f90-abbrev-start): Fixed bug using next-command-event.
(f90-keywords-level-3-re): Added keyword "nullify".
(f90-else-like-re): Fixed indentation of case() statements.
(f90-font-lock-keywords-2): Changed highlighting of case() statements.
(f90-face-*): Reinstalled code deleted on Sep 22.
(f90-hilit-patterns): New variable.
(f90-mode): Call hilit-set-mode-patterns if defined.
(f90-auto-hilit19): New variable.
(f90-fill-region): Bind f90-auto-hilit19 to nil.
(f90-update-line): Rehilight if appropriate.
Much improved and quicker highlighting using font-lock.
Support for hilit19 removed.
Support for imenu added.
Changed indentation for continue statements.
Added treatment of preprocessor directives.
(f90-directive-comment-re) is now a regular expression.
Many bug fixes.
(f90-font-lock-keywords-1): Type may now have attributes private
and public.
(f90-font-lock-keywords-2): Fixed difference between type and type().
(hilit-set-mode-patterns): Type may now have attributes private.
and public, fixed difference between type and type().
(f90-p-type-re): New regular-expression constant for type commands.
(f90-mode): indent-tabs-mode put to nil by default.
(f90-looking-at-type-like): Now uses f90-p-type-re.
(f90-no-block-limit): Now uses f90-p-type-re.
(f90-change-keywords): Don't change preprocessor lines.
