Convert INFORMATION_SCHEMA tables' names to upper case so that they are
consistent with other INFORMATION_SCHEMA tables.

 mysql> show tables;
 +---------------------------------------+
 | Tables_in_information_schema          |
 +---------------------------------------+
 | CHARACTER_SETS                        | 
 | COLLATIONS                            | 
 | COLLATION_CHARACTER_SET_APPLICABILITY | 
 | COLUMNS                               | 
 | COLUMN_PRIVILEGES                     | 
 | ENGINES                               | 
 | EVENTS                                | 
 | FILES                                 | 
 | GLOBAL_STATUS                         | 
 | GLOBAL_VARIABLES                      | 
 | KEY_COLUMN_USAGE                      | 
 | PARTITIONS                            | 
 | PLUGINS                               | 
 | PROCESSLIST                           | 
 | REFERENTIAL_CONSTRAINTS               | 
 | ROUTINES                              | 
 | SCHEMATA                              | 
 | SCHEMA_PRIVILEGES                     | 
 | SESSION_STATUS                        | 
 | SESSION_VARIABLES                     | 
 | STATISTICS                            | 
 | TABLES                                | 
 | TABLE_CONSTRAINTS                     | 
 | TABLE_PRIVILEGES                      | 
 | TRIGGERS                              | 
 | USER_PRIVILEGES                       | 
 | VIEWS                                 | 
 | innodb_zip_reset                      | 
 | innodb_trx                            | 
 | innodb_locks                          | 
 | innodb_lock_waits                     | 
 | innodb_zip                            | 
 +---------------------------------------+