#194174 by webernet: flag DnD modified links as customized, so they can be restored to their original form on the UI

#191360 by chx: allow contributed modules to override the book and menu parent selectors (to improve usability and performance)

#164330 follow up by webernet and Crell: remove XHTML invalidating ID attribute on links, where the classes are enough to identify them

#194075 by neclimdul: nodeapi load should return an array by documentation, and forum's nodeapi load returns an object

- Patch #193800 by jp.stacey: OpenID service discovery confused by newlines within meta or link tags.

- Patch #192242 by catch, quicksketch, webchick, keith et all: usability improvements for the vocabulary/term forms.

#192201 by myself: remove overly secure check_markup() and check_plain() usage which results in double escaped output

#193510 follow up by webernet: restore updates added through the 4.7.x lifecycle, so any 4.7.x version can be updated to 6.x

#186658 by fajerstarter: OpenID login usability fixes and JS cleanup, also makes OpenID login Konqueror compatible

#193064 patch by myself: take node by reference, when revisionn is saved, so we get the vid property updated on PHP 4 too

#189986 by keith.smith and bjaspan: reword description on install update notification checkbox to ensure people understand that this is a notification feature, not an automatic update feature

#193580 by chx: given recent improvements, Drupal does not require CREATE TEMPORARY TABLE and LOCK TABLES permissions, so do not check on install and do not advise people giving these rights

#193191 by chx: allow form elements to enable form caching - allows custom form elements to leverage the AHAH framework

#193510 by webernet: remove updates from unsupported Drupal versions, as our policy dictates (and because some API changes make them faulty without further modifications)

#192209 by catch, webchick et al: use the 'taxonomy' word instead of the more confusing 'categories'

#191310 follow up: remove files folder as this has a high possibility of making people loose files, if they have no backup and upgrade blindly

#100909 by webernet and RobRoy: improve cron error reporting by defining time tresholds, so if cron stops running after some time, it also becomes an error, but cron not run yet is not an error on installation

 - use a two pass localization process so localization is ready for the configure form and profile tasks
 - fix awkward form API workarounds which were introduced before we used a full bootstrap anyway
 - allow for more usable localized profiles by letting them skip language selection
 - lots of documentation improvements to profiles and the installer functions

#192692 by jrbeeman and mfer: (security) protect profile category page menu items with the visibility settings already available

- Patch #179143 by Gabor, JirkaRybka, chx, ChrisKennedy, et al: do not fire bootstrap hooks during update.

#192659 by quicksketch: center table headers for checkbox columns, where checkboxes are also centered