Fixes #4802 notifications sent when status is newly set to published
made the event more general for future support of objects with draft/publish status
Merge pull request #5131 from cash/blog_notifications

Fixes #4802 notifications sent when status is newly set to published
don't allow comments on draft blog posts
Fixes #5165 handling html tags passed as tags
fixed token refresh interval - introduced during development for this release
Fixes #4994 validating db table prefix
Refs #3601 improves documentation of htaccess file
Actually delete user when registration fails
Fixes #5202 defining the global $CONFIG in upgrade_code()
Fixes #4566 upgrades location metadata on users
added a unit test for checking counting entities from egefac
Fixes #4393 working around the overloaded 'count' parameter
Merge pull request #5203 from cash/bug_4393

Fixes the count issue with elgg_get_entities_from_annotation_calculation()
Fixes #5058 not forcing a size on an image
Fixes #4464 adds hover for selecting with arrow keys
IE7 does not like empty img width/height
Merge pull request #5204 from cash/bug_5058

Fixes #5058 not forcing a size on an image
require token for login
Fixes #4823 returning ElggRelationship from check_entity_relationship() rather than stdClass object