v1.0.1

修复数字大于6时显示undefined的问题

v1.0.0

• 设置项可自定义每个标题级别的序号

v0.2.1

update readme

v0.2.0

• change event bus to loaded-protyle-static(#1)
• display seq number using ::befor and cache result using SessionStorage, so that the seq number won't be reset when focusing on a block(#2, #3)

v0.1.0

Initial release