Clear list of undo entries on a pop-up edit buffer.

* twittering-mode.el: Clear list of undo entries on a pop-up edit
buffer.
(twittering-update-status-from-pop-up-buffer): clear list of undo
entries.
Fix the bug that RTs may not be rendered in composite timelines.

* twittering-mode.el: Fix the bug that retweets may not be
rendered in a composite timeline.
(twittering-render-timeline): render a retweet if the first ID
referring the retweet is unknown. This is necessary because a
referring ID table of a composite timeline may lack information of
some component timelines.
`twittering-id-to-time' restores the milli-second parameter.

* twittering-mode.el: `twittering-id-to-time' restores the
milli-second parameter.
(twittering-id-to-time): restore the milli-second parameter.
`twittering-render-replied-statuses' uses `pos' correctly.

* twittering-mode.el: Fix the bug that
`twittering-render-replied-statuses' may ignore the argument
`pos'.
(twittering-render-replied-statuses): correctly consider the
argument `pos'.
Fix the bug of a single tweet timeline consisting of a retweet.

* twittering-mode.el: Fix the bug that a single tweet timeline
consisting of a retweet causes an error. A single tweet timeline
is registered to `twittering-timeline-data-table' in a special
way (See `twittering-retrieve-single-tweet-sentinel'). However,
`twittering-current-timeline-referring-id-table' did not take it
into account.
(twittering-current-timeline-referring-id-table): return the
correct hash table for a single tweet timeline.
Merge branch 'master' of git://github.com/hayamiz/twittering-mode
Request a compressed HTTP response when using `curl'.

* twittering-mode.el: Request a compressed HTTP response when
using `curl'.
(twittering-send-http-request-curl): add the option `--compressed'
to the arguments for the program `curl'.
Do not call `force-mode-line-update' via the unread status notifier.

* twittering-mode.el: Do not call `force-mode-line-update' via the
unread status notifier. It had been invoked via a sentinel or
`post-command-hook'.
(twittering-set-number-of-unread): do not call the function
`force-mode-line-update'.
Add a new function `twittering-retrieve-timeline'.

* twittering-mode.el: Add a new function
`twittering-retrieve-timeline'.
(twittering-retrieve-timeline): new function for retrieving and
rendering a timeline. This accepts any timeilne spec string
including that for composite timeline, though
`twittering-call-api' accepts only a primary timeline. Also, the
new function can be invoked with more detailed retrieval options
than the existing function `twittering-get-and-render-timeline'.
(twittering-get-and-render-timeline): reimplemented with the new
function `twittering-retrieve-timeline'.
Add a new command `twittering-get-tweets-before'.

* twittering-mode.el: Add a new command
`twittering-get-tweets-before' to get tweets before a
specific time.
(twittering-parse-time-string): new function.
(twittering-time-to-id): new function.
(twittering-get-tweets-within-specific-time-range): new function.
(twittering-get-tweets-before): new function.
Display how many tweets are retrieved.

* twittering-mode.el: Display how many tweets are retrieved.
(twittering-http-get-default-sentinel): display how many tweets
are retrieved. This may includes some tweets that has been already
retrieved as an other timeline.
Merge branch 'master' of git://github.com/hayamiz/twittering-mode