[mariadb] Bump to version 5.5.33
PBXT was removed upstream
TokuDB was added.  TokuDB only builds on amd64 according to author.
jemalloc was added by upstream. Small hack in cmake to use system lib.

Package-Manager: portage-2.2.6
Eclass changes to support mariadb 5.5.33+
Add mariadb-galera to the virtual Bug 485472
Add mysql-galera to checks in mysql-cmake.eclass
Remove mariadb-5.5.33 specific hacks that were fixed in 5.5.33a
[mariadb] Version Bump to 5.5.33a
All tests pass
Fix crashes upstream
Remove hacks for jemalloc and tokudb per upstream

Package-Manager: portage-2.2.6
[eclass] Finish commenting and complete mysql-cmake_use_plugins
add percona-server 5.6 ebuild and required eclass changes
update mysql eclass to parse percona server version from ebuild filename
update percona server to 5.5.33.31.1 & 5.6.13.60.5
add initial eclass modifications & ebuilds for percona-xtradb-cluster and galera-percona
re-add percona-server 5.5.33.31.1 and 5.6.13.60.5