Release version 0.1.5

Changed class elements order according to updated Polymorphine/Dev coding standard (version 0.6.0).

Release version 0.1.4

Changes:

• Expanded psr/http-message version compatibility with 2.x

Misc:

• Refactored test methods & const reference

Release version 0.1.3

Upgraded codebase to php 8.4

• Upgraded dev package & project skeleton
• Removed unused test dummy

Release version 0.1.2

• Synchronized package files with skeleton template

Release version 0.1.1

• Expanded required php version with ^8.0
• Fixed code style to updated standards
• Added cs testing script to composer.json
• Updated GitHub workflow script

Release version 0.1.0

HTTP Response headers middleware

• helpers for SetCookie header only
• more implementations for abstract header class
• possible API changes