Fix link in comment
Merge pull request #2743 from mattalexx/fix-comment

Fix link in comment
Allow empty values in checkboxes.

Allow the checkbox value attribute to be empty. This is required to make
checkboxes with a value of 0.

Fixes #2717
Fix plugin path filtering when directories do not exist.

When paths do not exist we should correctly remove them from the output
paths.

Fixes #2748
Fix: Changing boolean to integer for Postgres

Closes #2751, CakeDC/migrations#149
Merge pull request #2752 from rchavik/2.4-postgres-alterschema

Fix: Changing boolean to integer for Postgres
Add '@' to the list of characters removed from radio/checkbox ID.

This character can easily show up in email addresses and can cause
invalid HTML.

Refs #2733
BC fix for checkbox ids

Revert to previous behavior for id generation of checkboxes, This commit
can be reverted for 2.5+ is desired

Fixes #2733
Merge pull request #2766 from AD7six/2.4.x-bc-form-fix

BC fix for checkbox ids
Merge branch 'master' into 2.5