7.0 Release

This release brings the toolkit current with JoyPixels 7.0 and Unicode 14. Additional changes in this release include:

• removal of Python library
• addition of joypixels.json configuration file and integration into libs/tests
• modifications and additions to test suite
• update of node dependencies, PHPUnit dependency
• removal of bower files
• removal of long-deprecated static PHP library class
• general bug fixes
• inclusion of alternative shortnames within PHP library
• removal of deprecated unicodeToImage PHP/JS method
• inclusion of s9e/regexp-builder (thanks @JoshyPHP!) for regex automation