Remove mariadb component.

This is a hack to detect any problem with current MySQL usage

component/mariadb/buildout.cfg

-# MariaDB - a database server that offers drop-in replacement functionality for MySQL.
-# http://mariadb.org/
-
-[buildout]
-extends =
-  ../zlib/buildout.cfg
-  ../groonga/buildout.cfg
-  ../libevent/buildout.cfg
-  ../ncurses/buildout.cfg
-  ../pkgconfig/buildout.cfg
-  ../readline/buildout.cfg
-
-parts =
-  mariadb
-
-[mariadb-no_test-patch]
-recipe = hexagonit.recipe.download
-url = ${:_profile_base_location_}/${:filename}
-md5sum = d65f61829cfbcd5062f49db2b00bd6fe
-filename = mysql_create_system_tables__no_test.patch
-download-only = true
-
-[mariadb]
-recipe = hexagonit.recipe.cmmi
-version = 5.3.3-rc
-url = http://downloads.askmonty.org/f/mariadb-${:version}/kvm-tarbake-jaunty-x86/mariadb-${:version}.tar.gz/from/http:/ftp.osuosl.org/pub/mariadb
-md5sum = 715c61bb101acc7d37e893f6a9de9267
-# compile directory is required to build mysql plugins.
-keep-compile-dir = true
-# configure: how to avoid searching for my.cnf?
-#  - like in mysql part in http://svn.zope.org/zodbshootout/trunk/buildout.cfg?view=markup
-# we use embeded yassl instead of openssl to avoid compilation errors on sphinx search engine.
-configure-options =
-  --prefix=${buildout:parts-directory}/${:_buildout_section_name_}
-  --disable-static
-  --enable-thread-safe-client
-  --enable-local-infile
-  --enable-assembler
-  --with-pic
-  --with-fast-mutexes
-  --with-charset=utf8
-  --with-extra-charsets=complex
-  --with-collation=utf8_unicode_ci
-  --with-big-tables
-  --with-embedded-server
-  --with-plugins=max-no-ndb
-  --with-aria-tmp-tables
-  --without-plugin-innodb_plugin
-  --without-plugin-oqgraph
-  --without-readline
-  --with-ssl
-  --with-libevent=${libevent:location}
-  --with-zlib-dir=${zlib:location}
-
-patch-options = -p0
-patches =
-  ${mariadb-no_test-patch:location}/${mariadb-no_test-patch:filename}
-environment =
-  CPPFLAGS=-I${ncurses:location}/include -I${readline5:location}/include
-  LDFLAGS=-Wl,-rpath=${libevent:location}/lib -L${ncurses:location}/lib -Wl,-rpath=${ncurses:location}/lib -L${readline5:location}/lib -Wl,-rpath=${readline5:location}/lib -Wl,-rpath=${zlib:location}/lib
-
-[mroonga-mariadb]
-recipe = hexagonit.recipe.cmmi
-url = https://github.com/downloads/mroonga/mroonga/mroonga-1.10.tar.gz
-md5sum = 6a712b2b20eddc65d918dabd8fba590f
-configure-options =
-  --with-mysql-source=${mariadb:location}__compile__/mariadb-${mariadb:version}
-  --with-mysql-config=${mariadb:location}/bin/mysql_config
-environment =
-  PATH=${groonga:location}/bin:${pkgconfig:location}/bin:%(PATH)s
-  CPPFLAGS=-I${groonga:location}/include/groonga
-  LDFLAGS=-L${groonga:location}/lib
-  PKG_CONFIG_PATH=${groonga:location}/lib/pkgconfig