v0.9.7

• Allow helpers and custom fields to be lazily declared using procs (or String constant names)

Trestle.configure do |config|
  config.helper -> { CustomHelper }
  config.form_field :custom, -> { CustomFormField }
end

• Sort navigation items by name when priority levels are identical (#421 )
• Update to Bootstrap 4.6.2, jQuery 3.6.1, rails-ujs 6.1.7
• Fixed compatibility with Haml 6.x (#424)
• Switch CI from Travis CI to Github Actions