Fixes to allow one to compile and test innodb_plugin

If one compiles innodb_plugin, then the tests in suite/innodb_plugin will use the plugin. If not and xtradb is used, the tests will use xtradb.



mysql-test/include/have_innodb_plugin.inc:
  Test both for innodb_plugin and xtradb
mysql-test/include/have_real_innodb_plugin.inc:
  Test if we are using innodb_plugin (but not xtradb)
mysql-test/include/have_xtradb.inc:
  Test if xtradb is used
mysql-test/lib/mtr_cases.pm:
  Enable easy testing of innodb_plugin
mysql-test/mysql-test-run.pl:
  Added supression for difference between xtradb & innodb_plugin
mysql-test/suite/innodb_plugin/r/innodb-index-ip.result:
  Tests from innodb-index that gave different results for innodb_plugin and xtradb
mysql-test/suite/innodb_plugin/r/innodb-index-xb.result:
  Tests from innodb-index that gave different results for innodb_plugin and xtradb
mysql-test/suite/innodb_plugin/r/innodb-index.result:
  Move tests away that gave different results for innodb_plugin and xtradb
mysql-test/suite/innodb_plugin/r/innodb-ip.result:
  Tests from innodb-index that gave different results for innodb_plugin and xtradb
mysql-test/suite/innodb_plugin/r/innodb-xb.result:
  Tests from innodb-index that gave different results for innodb_plugin and xtradb
mysql-test/suite/innodb_plugin/r/innodb.result:
  Move tests away that gave different results for innodb_plugin and xtradb
mysql-test/suite/innodb_plugin/r/innodb_bug21704-xb.result:
  Test result differ for xtradb
mysql-test/suite/innodb_plugin/r/innodb_bug46000.result:
  Remove (not needed) error message not given by MariaDB
mysql-test/suite/innodb_plugin/r/innodb_bug49164-xb.result:
  Test result differs for xtradb
mysql-test/suite/innodb_plugin/r/innodb_bug49164.result:
  Update results
mysql-test/suite/innodb_plugin/r/innodb_bug53591.result:
  Remove (not needed) error message not given by MariaDB
mysql-test/suite/innodb_plugin/r/innodb_bug54679.result:
  Updated result file
mysql-test/suite/innodb_plugin/r/innodb_mysql.result:
  Updated result file
mysql-test/suite/innodb_plugin/t/disabled.def:
  Disable some tests that depends on newer version of XtraDB
mysql-test/suite/innodb_plugin/t/innodb-index-ip.test:
  Tests from innodb-index that gave different results for innodb_plugin and xtradb
mysql-test/suite/innodb_plugin/t/innodb-index-xb.test:
  Tests from innodb-index that gave different results for innodb_plugin and xtradb
mysql-test/suite/innodb_plugin/t/innodb-index.test:
  Move tests away that gave different results for innodb_plugin and xtradb
mysql-test/suite/innodb_plugin/t/innodb-ip.test:
  Tests from innodb-index that gave different results for innodb_plugin and xtradb
mysql-test/suite/innodb_plugin/t/innodb-xb.test:
  Tests from innodb-index that gave different results for innodb_plugin and xtradb
mysql-test/suite/innodb_plugin/t/innodb.test:
  Move tests away that gave different results for innodb_plugin and xtradb
mysql-test/suite/innodb_plugin/t/innodb_bug21704-xb.test:
  Test result differ for xtradb
mysql-test/suite/innodb_plugin/t/innodb_bug21704.test:
  Test result differ for xtradb
mysql-test/suite/innodb_plugin/t/innodb_bug53591.test:
  Test results only makes sence for innodb_plugin (things works ok for xtradb)
sql/sql_table.cc:
  Don't set HA_CREATE_USED_ROW_FORMAT for create table (only for update_create_info) if ROW_FORMAT is not used.
storage/innodb_plugin/handler/ha_innodb.cc:
  Fixed wrong error message from innodb.
  This is needed as MariaDB properly handles errors from ha_index_init()
storage/xtradb/handler/ha_innodb.cc:
  Update base information for XtraDB so that one can use informationschema.plugins to check if one is using XtraDB

mysql-test/suite/innodb_plugin/r/innodb_bug53591.result

@@ -9,7 +9,6 @@ SHOW WARNINGS;
 Level	Code	Message
 Error	139	Too big row
 Error	1118	Row size too large. The maximum row size for the used table type, not counting BLOBs, is 8126. You have to change some columns to TEXT or BLOBs
-Error	1030	Got error 139 from storage engine
 DROP TABLE bug53591;
 SET GLOBAL innodb_file_format=Antelope;
 SET GLOBAL innodb_file_format_check=Antelope;