Redis 2.6.12
Improve Tomcat/Jetty self-healing to avoid stuck processes.
Make sure that there are no hardcoded old entries pointing to the files.aegir.cc server.
We no longer need Tomcat init file.
SQL: Use key_buffer = 2M by default.
Git 1.8.2
Split _XTRAS_LIST into two groups: included via ALL keyword and other which need to be listed explicitly.
SQL: Do not replace key_buffer_size with duplicate key_buffer in the custom config.
We do not need Jetty 6.
Make BOND aware of _CUSTOM_CONFIG_SQL if present.
Jetty: Tune memory limits automatically to avoid extra RAM requirements.