feat: add NeedUpdatePassword field to User struct (#146)

feat: update organization struct fields (#141)

feat: add BuyProduct parameter to BuyProduct() API (#139)

* fix: fix buy-product api totally unusable

* fix: rename bytes to resp

feat: update Subscription struct (#136)

feat: trigger major release, improve README

BREAKING CHANGE: trigger major release, improve README

feat: update SigninItem struct to add CustomCss field (#135)

feat: update Plan struct fields (#133)

feat: add SendEmailByProvider and SendSmsByProvider APIs, add back Ap…

…plication.CertObj (#129)

* feat: support send email and sms by specific provider

* feat: remove sms-test and add cert obj to application

* feat: remove email provider test

feat: Update application definition to the latest (#127)

I noticed that isShared flag is missing in the application definition. Updating the value to the latest from https://github.com/casdoor/casdoor/blob/master/object/application.go#L61C1-L123C1

feat: change sub type of IntrospectTokenResult to string (#123)