identify: work with remote repos

identify: add support for output flags

identify: accept a revision argument

identify: use contexts

context: add tags() method

identify: show nullid for empty repo

Backed out changeset cfa477946181824f4c769580ebf59710090ba08a Only printenv was changed, not the actual execution of hooks. And not setting an empty value might cause problems on platforms which can't always remove variables from the environment.

Adjust note about variables not being set for empty values.

Kill trailing spaces

mq: test that qpush cleans things up when it fails

dirstate.invalidate: clear dirty flag

dirstate: fix typo

update the output of test-help and test-globalopts

Fix dispatch error message when not in a repo

archive: test md5 consistency

timestamp of gzip archives taken from changeset context

Test attempt to remove nonexistent tag

tag: abort when trying to remove nonexistent tags

Small fixes for 8e503fa54d2d (hg heads branch)

Add option to heads to show only heads for current branch.

Provide a version independent way to use the set datatype.

Fix read mode when importing patch.

Add tests for ui.patch regression.

patch: fix ui.patch regression introduced by 62019c4427e3. The idea is ui.patch is either empty or wisely filled by user.

printenv: filter empty environment variables for portability.

Merge with crew-stable

Document empty environment variables not being passed to hooks under Windows.

Merge with crew-stable

test-annotate: add a test for issue 589.

Fix issue 589: "undelete" sequence leads to crash.

Add test for debugrename

Fix debugrename --rev option

Updated copyright notices and add "and others" to "hg version"

Use printenv.py for pre/post-command-hooks (fixes tests on Solaris, too)

Cleanup of whitespace, indentation and line continuation.

dispatch: report failed imports nicely

demandimport: fix issue579 and add a test fix suggested by Brendan

dispatch: add generic pre- and post-command hooks

Fixes to not require administrator privleges and use private copies of DLLs when running the Windows installer. Initial version from Shun-ichi GOTO in BTS 449 for private copies of DLLs. Additional changes to remove local DLL flag on uninstall and set privilege level.

Fix for including hgext in Windows compiled version. From Shun-ichi GOTO via Mercurial mailing list.

Merge with crew

Fix for demandimport.py and Windows compiled version. From Shun-ichi Goto in BTS issue 457 http://www.selenic.com/mercurial/bts/msg2780

Work around heisenbug in Popen3.__del__

Merge with mpm

Make fast-forward merges full merges

hooks: separate hook code into a separate module

dispatch: fix handling of incorrect number of arguments

dirstate: pull ignore smarts out of ui

encoding: pull fallbackencoding out of localrepo into early parsing

extensions: kill ui readhooks Move .hgrc extension loading into localrepo

extensions: pull extension-aware bits out of ui

dirstate: refactor checkinterfering

dirstate: hide some more internals

dirstate: hide internal vars Add an __iter__ method so commands don't need to poke at _map.

localrepo and dirstate: rename reload to invalidate We want to avoid actually reloading if possible.

dirstate: simplify dirty handling

dirstate: lazify and lambdafy _slash

dirstate: simplify state()

dirstate: move ignore to its own file

dirstate: replace clear()