Merge branch 'release_4.7.0'

Classes/Controller/OptinController.php

Classes/Hook/HandleTemplateAfterTcaSave.php

Classes/Service/ExtensionSettingsService.php

Classes/Service/JsonImportService.php

Classes/Service/LicenceCheckService.php

Classes/Service/OptinHistoryService.php

Classes/Service/StaticFileGenerationService.php

Classes/Service/TemplateService.php

Classes/UserFunction/AddCookieOptinJsAndCss.php

Configuration/FlexForms/CookieList.xml

Configuration/TCA/Overrides/tt_content.php

Configuration/TCA/tx_sgcookieoptin_domain_model_optin.php

Configuration/TCA/tx_sgcookieoptin_domain_model_service.php

Configuration/TsConfig/Page/NewContentElementWizard.tsconfig

Contrib/jsqueeze/src/JSqueeze.php

Contrib/minify/src/JS.php

Contrib/mustache/bin/build_bootstrap.php

Contrib/mustache/src/Mustache/Compiler.php

Contrib/mustache/src/Mustache/Engine.php

Contrib/mustache/src/Mustache/Logger.php