Issue #2559697 by theMusician, eiriksm, AjitS, dimaro: JSDoc misc/

core/misc/announce.js

core/misc/autocomplete.js

core/misc/collapse.js

core/misc/dialog/dialog.ajax.js

core/misc/dialog/dialog.js

core/misc/dialog/dialog.position.js

core/misc/dropbutton/dropbutton.js

core/misc/drupal.js

core/misc/form.js

core/misc/machine-name.js

core/misc/progress.js

core/misc/states.js

core/misc/tabbingmanager.js

core/misc/tableheader.js

core/misc/tableresponsive.js

core/misc/tableselect.js

core/misc/vertical-tabs.js