Issue #1260932 by DjebbZ, pwolanin: hook_nodeapi() optional arguments should not be made required by some core modules either

Issue #113611 by crischan, jjrey, JuliaKM, salvis, Offlein: Forum post counts incorrect when using node access control modules

#422218 by salvis, jeremiah.snapp: fix a case in forum module where non forum tids might get picked as the forum topic tid

#422218 by salvis, sun: forum_load() should load the forum term id for a forum node, not just any term id it is related to

#460420 by wulff, andypost: drupal_set_title() in forum_overview() is not needed; menu already sets the title and is localized

#197864 by vito_swat, alpritt, Murz, catch: Use hook_term_path() in forum module instead of hook_link_alter(); simplfies code, improves performance and compatibility.

- Patch #273761 by catch: removed inconsistent delete behavior of nodes.  It would leave comments, ratings, etc behind in the database.

#153998 follow up by salvis: we should return NULL if access cannot be granted based on permissions so the node level permission system can take it forward

#221192 by damz: include node type in forum_get_topics() query so comment links are properly generated

#208858 by theborg, gdevlugt: fix forum node and comment counting, taking term revisioning into account

#214058 by catch, Arancaytar: forum form alter was mistakenly dropping the parent field in all taxonomy forms

#207779 report by meba, patch by myself: missing plural formatting in forum module, and a counter display fix as well

#153998 by David_Rothstein and myself: clean up permissions in book, blog, blogapi, forum and locale modules

#206670 by keith.smith and myself: node type names have their underscores converted to hyphens in node/add links

#206820 by catch, keith.smith: forum delete confirm form was saying it deleted posts, but it does not

#203582 by David_Rothstein: some core hook_access() implementations are not using the passed in account

#199373 report by avskip, patch by myself, testing by keith.smith: forum node type was not re-added to the forum vocabulary when the module is re-enabled (after being disabled)

#201479 by chx, ximo: forum module requires taxonomy for uninstall but taxonomy might be disabled at that time, so we need to include it

#186546 by bjaspan: fix missing forum vocabulary when people turned on forum module, but never visited any pages in Drupal 5 and they upgrade to Drupal 6 which does this much better

#99947 by neclimdul, Sutharsan, keith.smith: forum module help text and form description update, removing reference to other forum software as well

#193333 follow up by catch: remove reset to alphabetical button shown on forum forms incidentally as a result of the taxonomy drag and drop patch

#200069 by keith.smith: new standard for 'more information' links in module help texts, as the handbook we referred to before was renamed

#197297 by DanW (as GHOP 17), and keith.smith: clean up lots of help texts, update to drag and drop functionality, drupal.module removal, etc

#176282 by Desbeers: forum taxonomy was required for non-forum node types, when enabled for forum inclusion