Merge branch '8.x-1.x' into unit-tests

.travis.yml

README.md

composer.json

.../core.entity_form_display.eventseries.default.default.yml

...ore.entity_view_display.eventinstance.default.default.yml

...l/core.entity_view_display.eventinstance.default.list.yml

.../core.entity_view_display.eventseries.default.default.yml

...all/core.entity_view_display.eventseries.default.list.yml

config/install/core.entity_view_mode.eventinstance.list.yml

config/install/core.entity_view_mode.eventseries.list.yml

...e.field_inheritance.eventinstance_default_description.yml

...ritance.field_inheritance.eventinstance_default_title.yml

...g/install/recurring_events.eventinstance_type.default.yml

config/install/recurring_events.eventseries_type.default.yml

config/schema/eventinstance_type.schema.yml

config/schema/eventseries_type.schema.yml

config/schema/recurring_events.schema.yml

js/recurring_events_create_form.js

js/recurring_events_date_form.js

modules/recurring_events_registration/README.md