Code review comment for lp:~hrvojem/percona-xtradb-cluster/rn-5.5.37-25.10

+ Boostrapping a Node in a ``NON-PRIMARY`` state would lead to crash. Bug fixed :bug:`1286450`.

Bootstrapping with 'pc.bootstrap=1' at runtime.

+ Debug packages were missing from RPM/DEB repositories. Bug fixed :bug:`1290087`.

Actually here, the mysql-debug UNIV_DEBUG binary was missing (the debug packages
have been there before too).

+ Bug fixed :bug:`1310875`.

Use-after-free memory corruption in one_thread_per_connection_end has been
fixed.

In addition to above, following are some which need to be mentioned: (which were
in other bugs fixed)

Bug 1294760 : Xtrabackup SST failed when /tmp/test directory existed, fixed by
creating unique directories in SST script.

Bug 1284670: Deadlock during server shutdown prevented.

Bug 1290612 (quite important bug :)): Race condition during update of
wsrep-slave-threads avoided.

Bug 1291024: Added option to init script to restart a node bootstrapped.

Bug 1278516: PXC server package no longer conflicts with mysql-libs from centos
repo.

Bug 1264809: Server abort due to BF-BF lock conflict in lock0lock.c has been
fixed.

Bug 1152565: Crash due to segfault in gcache::RingBuffer::get_new_buffer() has
been fixed.

Bug 1255501: Applier fails with lock wait timeout exceeded on rsync SST donor.