v0.15.1

What's Changed

• feat(authentication): linkedIn-provider by @SotiriaSte in #395
• feat(authentication): bitbucket-provider by @SotiriaSte in #398
• feat(authentication): reddit provider by @SotiriaSte in #400
• refactor(core): config refactor by @ChrisPdgn in #399
• feat(authentication): twitter provider by @SotiriaSte in #401
• feat(core,admin,testing-tools): core and admin tests by @sdimitris in #317
• fix(core): fix config bug by @ChrisPdgn in #403
• feat(authentication): apple provider by @SotiriaSte in #374
• feat(authentication): 2fa backup codes by @ChrisPdgn in #404

Full Changelog: v0.15.0...v0.15.1