(bibtex-comment-start): Use defcustom.
(bibtex-entry-field-alist): Use nil if initial content of the
field is undefined. Fix docstring.
(bibtex-parse-keys-timeout, bibtex-autokey-additional-names)
(bibtex-generate-autokey, bibtex-parse-buffers-stealthily)
(bibtex-mode, bibtex-field-list, bibtex-entry-updat)
(bibtex-autofill-entry, bibtex-entry-index, bibtex-next-field):
Fix docstring.
(bibtex-autokey-title-terminators): Use only one regexp.
(bibtex-string-maybe-empty-head): New variable.
(bibtex-remove-delimiters-string): New function.
(bibtex-text-in-field-bounds, bibtex-text-in-string):
Use bibtex-remove-delimiters-string.
(bibtex-progress-message, bibtex-field-left-delimiter)
(bibtex-field-right-delimiter, bibtex-entry-left-delimiter)
(bibtex-entry-right-delimiter, bibtex-search-entry): Use eq.
(bibtex-insert-kill): Rename from `bibtex-insert-current-kill'.
Simplify.
(bibtex-format-entry): Use save-excursion for inherited booktitle.
Use eq and bibtex-remove-delimiters-string. For end markers use
insertion type so that marker stays after inserted text.
(bibtex-autokey-get-names): Return empty string if name is missing.
(bibtex-autokey-demangle-name): Call bibtex-autokey-abbrev before
calling bibtex-autokey-name-case-convert.
(bibtex-autokey-demangle-title):
Call bibtex-autokey-titleword-case-convert. Remove call to
bibtex-autokey-titleword-case-convert from bibtex-autokey-get-title.
(bibtex-global-key-alist, bibtex-read-string-key): New functions.
(bibtex-read-key): New optional arg global.
(bibtex-files-expand): New optional arg force.
(bibtex-complete-string-cleanup): Expansion of abbrev can be absent.
(bibtex-complete-crossref-cleanup): Rename from
bibtex-complete-key-cleanup. Simplify code.
(bibtex-copy-summary-as-kill): Remove arg key. Operate on current entry.
Use looking-at.
(bibtex-button): Add docstring.
(bibtex-entry): Simplify.
(bibtex-make-field): Replace optional arg called-by-yank with more
specific args move and interactive.
(bibtex-end-of-entry): Use forward-sexp.
(bibtex-find-entry-globally): Remove.
(bibtex-find-crossref): Allow for crossref key located in other buffer.
Bound to C-c C-x.
(bibtex-find-entry): New optional args global and display.
(bibtex-find-text): Fix docstring. Remove arg as-if-interactive.
(bibtex-validate): Use arg force of bibtex-files-expand.
(bibtex-clean-entry): Bugfix, clean string entries properly.
Always keep point at beginning of entry.
(bibtex-complete): Bugfix. Handle string entries properly.
Call cleanup functions only if needed.
(bibtex-String): Use bibtex-read-string-key.
(bibtex-url): Use bibtex-remove-delimiters-string. Do not alter
case of replacement text.
