Merge branch 'feature/2766' into develop

* feature/2766: (95 commits)
  minor cleanups #2766
  #2766 Make Text Translatable and let the button disabled
  #2766 load tables for new job queue correctly
  correct the isRequired check #2766
  #2766 update test data to use field.isRequired
  set icon for file fields #2766
  #2766 cf2 fiel field required indicator
  #2766 tests to prove that the isRequired prop is not set correctly server-side
  tests to prove that the field group component is NOT showing a * indicator #2766
  clean up and inline docs in the CalderaFormsFieldGroup component #2766
  #2766 tests to prove that the file field does not indicate that it is required with a * and the right markup
  test to prove that new file field validation does NOT set isRequired to false by default #2766
  cleanup in the test files before adding new tests #2766
  cleanup in the test files before adding new tests #2766
  Resolve conflicts #2766
  Code change based on @Shelob9 comment ( link in description )
  #2766 more cypress tests to ensure that if file fields are not required and they have no value, you can submit the form
  Create a proper job manager for deleting transients etc. (#2802)
  Remove unnecessary unit test
  Adapt unit test for default button text #2766
  ...

# Conflicts:
#	caldera-core.php
#	clients/blocks/build/index.min.js
#	clients/blocks/build/index.min.js.map
#	clients/privacy/build/index.min.js
#	clients/privacy/build/index.min.js.map
#	clients/pro/build/index.min.js
#	clients/pro/build/index.min.js.map
#	cypress/tests.json
#	package-lock.json
#	package.json
#	tests/test-forms-api.php

.gitignore

@@ -18,4 +18,6 @@ wordpress
 wp-content
 cypress/screenshots
 cypress/videos
-build
+build
+
+wp-test-case

Gruntfile.js

@@ -157,7 +157,8 @@ module.exports = function (grunt) {
                     'assets/build/css/caldera-grid.min.css',
                     'assets/build/css/caldera-alert.min.css',
                     'assets/build/css/caldera-form.min.css',
-                    'assets/build/css/fields.min.css'
+                    'assets/build/css/fields.min.css',
+                    'clients/render/build/style.min.css'
                  ],
                 dest: 'assets/css/caldera-forms-front.css'
             },