bug fix release

Bumped the major version to 3.x

• Fixed error "can't save options of content types and menus"
• Fixed error "site hash missing when updating from dev"

Changes since 7.x-1.6:

Webform 7.x-3.x receives only critical bug fixes. Please upgrade to Webform 7.x-4.x.

7.x-3.27-rc1 released as 7.x-3.27. Changes since 7.x-3.26:

• #2833468 by cyberlily, Liam Morland, ben.hamelin: Fix illegal offset type in webform_get_submissions()