Issue #2326721 by rpayanm, subhojit777, tim.plunkett, Wim Leers, harshil.maradiya, vijaycs85, Xano, Hjarnmastara: EditorPluginInterface should extend PluginFormInterface

Issue #2430909 by anwar_max, wadmiraal, harshil.maradiya, joshi.rohit100, ClientGuy: hook_theme_suggestions() hook_theme_suggestions_HOOK() documentation is incorrect about how the hook is invoked

Issue #2343127 by tadityar, harshil.maradiya, aphickey, bburg, ashutoshmishra: Docblock fixes for core/lib/Drupal/Core/Database/Query