See https://docs.sonarqube.org/display/SONAR/Documentation for current functionality
SCM Activity Plugin changes
SCM data are tightly integrated to SonarQube 2.7 when the SCM Activity plugin version 1.2 (or higher), is installed. Previous versions of this plugin are not supported anymore and must be manually uninstalled before upgrading.
Existing plugin configuration will be lost.
Clover Plugin removed from distribution
The Clover Plugin is not packaged anymore in the standard distribution. It must be installed from update center after server startup (see
Startup scripts removed for AIX, HPUX and Solaris
See Installing SonarQube on AIX, HPUX or Solaris