Version 1.14.0

New functionality and features

• Add delete_folder admin API
• Add filename parameter to upload API
• Add derived_next_cursor to resource admin API
• Add SignatureVerifier class
• Add force_version option to delivery urls

Other Changes

• Fix notice message in generate_sprite method
• Fix acl and url escaping in auth_token generation
• Ignore URL in AuthToken generation if ACL is provided
• Fix base64 regex validation template
• Add support of PHP 7.3
• Improve error handling when trying to upload non-existing file.
• Add test_secure_distribution_from_config unit test
• Remove redundant quotes in update_version.sh