Issue #2899794: Initial structure for the Webtheme Theme

README.txt

config/install/webtheme.settings.yml

config/optional/block.block.webtheme_account_menu.yml

.../optional/block.block.webtheme_account_menu_offcanvas.yml

config/optional/block.block.webtheme_branding.yml

config/optional/block.block.webtheme_breadcrumbs.yml

config/optional/block.block.webtheme_content.yml

config/optional/block.block.webtheme_footer.yml

config/optional/block.block.webtheme_help.yml

config/optional/block.block.webtheme_local_actions.yml

config/optional/block.block.webtheme_local_tasks.yml

config/optional/block.block.webtheme_main_menu.yml

config/optional/block.block.webtheme_main_menu_offcanvas.yml

config/optional/block.block.webtheme_messages.yml

config/optional/block.block.webtheme_page_title.yml

config/optional/block.block.webtheme_powered.yml

config/optional/block.block.webtheme_search.yml

config/optional/block.block.webtheme_tools.yml

config/schema/webtheme.schema.yml

css/webtheme.base.css