Log Message:
Update to mercurial 1.0 and add DESTDIR support.  Changes:

 General:
  * greatly improved merge tool configuration, see "hgrc.5.txt" for details
  * improved copy/rename handling in diffs, status, and merge
  * files in .hg inherit permissions from .hg/store
  * infer --repository when possible, so commands may be run from anywhere.
  * easy-installable
  * new "droplet" logo

 Commands:
  * archive: disable ".hg_archival.txt" file addition with \ 
"ui.archivemeta"
  * bisect: now built-in with greatly improved performance and usability
  * bundle: new --all option to bundle the whole repository more easily.
  * cat: apply decode filters with --decode
  * clone: can clone from a full-history bundle
  * commit: warn when creating a new head
  * debugancestor: index argument is now optional
  * diff: set the number of context line to show with -U/--unified
  * grep: display matched revisions commit date with --date
  * import: new --no-commit and --user options
  * incoming/outgoing: add --limit option
  * log: use -b/--only-branch to show revisions of a single branch
  * remove: improve handling for --after
  * revert: major speedup
  * serve: prefix the served path with --prefix (also in [web] section)
  * status: unknown files are skipped by --quiet
  * tag: allow multiple tags to be added or removed
  * tags: --verbose flags local tags
  * update: switch between named branches without -C

 Extensions:
  * churn: promoted to an official extension (previously in contrib)
  * color: new extension coloring "status" and "qseries" \ 
command outputs
  * convert:
  * hgk: configuration file changed from .gitk to .hgk
  * highlight: new extension enabling syntax highlighting in hgweb
    file view (requires pygments)
  * inotify: new extension using Linux 2.6 inotify API for instant
    status checking
  * keyword: new extension for filewise RCS-keyword expansion in working
    directory
  * mq: new --currentdate, --date, --currentuser, and --user options
  * record: add "qrecord" command when used with mq

 Web interface:
  * improved WSGI integration and compatibility
  * follow symlinks in hgwebdir collections
  * show branches in most of gitweb templates
  * add line anchors to annotate, changeset, diff and file views
  * support web.baseurl in hgwebdir, overriding SCRIPT_NAME

 Hooks:
  * standard hook to reject text files with CRLF in win32text extension
  * redirect stdout to stderr for ssh and http servers