composer.json improvements (task #4292)
composer.json improvements (task #4292)

* Added composer keywords.
* Added homepage.
* Added authors.
* Added support.
* Added optimize autoloader.

QoboLtd/project-template-wordpress,QoboLtd/project-template,QoboLtd/project-template-cakephp,QoboLtd/project-template-wordpress,QoboLtd/project-template-cakephp,QoboLtd/project-template-wordpress,QoboLtd/project-template,QoboLtd/project-template-cakephp,QoboLtd/project-template-cakephp,QoboLtd/project-template-wordpress,QoboLtd/project-template-cakephp,QoboLtd/project-template