feat!: lazy load notice text and add field for custom credits

.gitignore

.proxyrc.js

KA_TEMPLATES_NOTICE

Makefile

build/__init__.py

make/dist.mk

make/global.mk

make/hanzi-data.mk

make/html.mk

make/jsonp.mk

make/node.mk

package.json

src/components/data.ts

src/components/global.css

src/components/hanzi-data/index.ts

src/components/init.ts

src/components/load-text.ts

src/components/notice.ts

src/components/notice/notice.css

src/components/notice/notice.html