domain 6.x-1.0-rc4

There has been some significant cleanup of the module code. Update.php is not required.

Testing appreciated.

Hat tips to the following contributors to this release:

- ariflukito
- scedwar
- nirvanajyothi
- hardfocus
- bforchhammer

And a backhanded thanks to eaton for reminding me to check E_ALL.

New Features
--------------

-- #270983 by ariflukito. Keeps the domain port intact, allowing non-standard ports.
-- #268779 allows the setting of default domains for URL rewrites.
-- #246497 by scedwar. Adds empty domain gid for use with Domain Views.
-- Adds hook_node_access_explain() for Devel module.
-- Domain Source rules now trump other rules for URL rewrites as they should.

Bug Fixes
----------

-- Coder style cleanup.
-- E_ALL strict compliance.
-- Fixes logic error in implementation of url rewrites for Domain Source.
-- Removed the $domain argument from hook_domainconf().
-- Batch operations changes for E_ALL.
-- Removes legacy xcoord, ycoord from domain_conf_system().
-- Removes serialize|unserialize from variable_set|get.
-- Removes domain_user_boot() -- not needed.
-- #271340 typo on user page.
-- Fixes domain_user view changes for D6.
-- FormsAPI fixes for batch processing in D6.
-- #278836 by nirvanajyothi. Array error in node forms when users were not
assigned to any valid domains.
-- Moving domain_init() to domain_boot() broke hook_domainload(). So
we have to keep domain_init(). We also have to implement hook_boot()
in modules that use hook_domainload(). See the API for details.
-- Fixes issue with Domain User. We do strip the ports off of restricted usernames.
-- #277046 by hardfocus. Implements a new hook_domainignore() to tell the
module not to apply hook_form_alter() in some cases. Notably update.php.
-- #277046 by hardfocus. Changes domain_init() to domain_boot() to avoide update issues.
-- #278593 by nirvanajyothi. We need to sanity check domain_goto() in domain_form_alter.
-- #278240 by nirvanajyothi. Allows Domain User to respond to changes in usernames.
-- #277202 by bforchhammer. Removes invalid HTML from Domain Nav.
-- #278200 by gcassie. WWW prefix handling now follows the current path.
-- #278238 by nirvanajyothi. Fixes error in domain_user_user().
-- #278589. Fixes issue with domain.prefix.admin.inc.