Demote it to plain defvar.
(doc-view-conversion-refresh-interval): Reduce interval.
(doc-view-goto-page): Allow moving to pages not yet rendered.
(doc-view-goto-page): Construct a file name rather than extracting it
from doc-view-current-files.
(doc-view-kill-proc): Ignore errors from kill-process.
(doc-view-pdf/ps->png-sentinel): Die gracefully if the buffer is dead.
(doc-view-insert-image): Use appropriate text if the page hasn't been
rendered yet. Adjust scrolling so the text is displayed.
(doc-view-display): Detect not just that a page is available, but also
that it wasn't available before, to avoid refreshing all pages repeatedly.
(doc-view-mode): Make doc-view-cache-directory if needed.
it duplicates the bibtex support in progmodes/hideshow.el.
* progmodes/hideshow.el (hs-special-modes-alist): Allow bibtex
entry that do not start at the beginning of a line.
(diff-beginning-of-file-and-junk): Use it.
(diff-file-kill): Make sure we were really inside a file diff.
* diff-mode.el: Make it more robust in the presence of empty context
lines in unified hunks.
(diff-valid-unified-empty-line): New var.
(diff-unified->context, diff-sanity-check-hunk): Obey it.
(diff-end-of-hunk): Obey it. New arg `donttrustheader'.
(diff-fixup-modifs, diff-post-command-hook): Use this new arg.
(diff-hunk-header-re-unified): New const.
(diff-font-lock-keywords, diff-hunk-header-re, diff-split-hunk)
(diff-fixup-modifs, diff-unified->context, diff-next-complex-hunk)
(diff-sanity-check-hunk): Use it.
* diff-mode.el (diff-beginning-of-file-and-junk): If we're on the
Index: line, don't search backward for the previous one.
Handle a nil arg. Use run_window_configuration_change_hook.
(delete_window, adjust_window_trailing_edge): Don't handle nil any more.
(Fenlarge_window, Fshrink_window, Fset_window_configuration):
Use run_window_configuration_change_hook.
background, "red4" for a dark background, "red" for 16 and
8 colors, "grey" for grayscale, and inverse video otherwise.
Add :version tag.
(isearch-message): Keep the original isearch-message intact, and
add text properties to it where necessary. Add `isearch-error' to
the condition that checks if isearch is unsuccessful.
