Release 2.12.1

Changes in this Release

• #81 Add oauth2 support thx @amanone
• split Spring application profiles
• fix environment variable name in Dockerfile. from non-standard name PROFILE to conventional SPRING_PROFILES_ACTIVE
• update README.md

kochetkovma/allure-server:2.12.1

Doc - OAuth2 feature (since 2.12.0)