Added initialization of all important global variables


BUILD/SETUP.sh:
  build with readline
client/mysqltest.c:
  Added variable SERVER_VERSION
myisam/mi_key.c:
  Indentation change
myisam/mi_open.c:
  After merge fix
myisam/mi_range.c:
  After merge fix
myisam/mi_rkey.c:
  After merge fix
myisam/mi_search.c:
  After merge fix
myisam/myisamdef.h:
  After merge fix
mysql-test/include/not_embedded.inc:
  Fix test (because of wrong utf8 test)
mysql-test/r/alter_table.result:
  Updated results after merge
mysql-test/r/create.result:
  Updated results after merge
mysql-test/r/ctype_recoding.result:
  Updated results after merge
mysql-test/r/fulltext.result:
  Updated results after merge
mysql-test/r/func_group.result:
  Updated results after merge
mysql-test/r/group_by.result:
  Updated results after merge
mysql-test/r/innodb.result:
  Updated results after merge
mysql-test/r/join_outer.result:
  Updated results after merge
mysql-test/r/null_key.result:
  Updated results after merge
mysql-test/r/order_by.result:
  Updated results after merge
mysql-test/r/query_cache.result:
  Updated results after merge
mysql-test/r/repair.result:
  Updated results after merge
mysql-test/r/rpl_flush_tables.result:
  Updated results after merge
mysql-test/r/union.result:
  Updated results after merge
mysql-test/r/update.result:
  Updated results after merge
mysql-test/t/ansi.test:
  After merge fixes
mysql-test/t/create.test:
  After merge fixes
mysql-test/t/ctype_recoding.test:
  After merge fixes
mysql-test/t/ctype_ujis.test:
  After merge fixes
mysql-test/t/fulltext.test:
  After merge fixes
mysql-test/t/innodb.test:
  After merge fixes
mysql-test/t/join_outer.test:
  After merge fixes
mysql-test/t/loaddata.test:
  After merge fixes
mysql-test/t/order_by.test:
  After merge fixes
mysql-test/t/rpl_flush_tables.test:
  After merge fixes
mysql-test/t/status.test:
  After merge fixes
mysql-test/t/subselect.test:
  After merge fixes
sql/convert.cc:
  Code cleanup
sql/field.cc:
  After merge fixes
sql/filesort.cc:
  Remove compiler warning
sql/item.cc:
  More efficient set_name() (no mallocs)
sql/item_cmpfunc.cc:
  Code Code cleanup
  Item_bool_func2::fix_fields() added to get error handling right for cmp_charset
sql/item_cmpfunc.h:
  New prototypes
sql/item_func.cc:
  After merge fix
sql/item_strfunc.cc:
  Faster check for BINARY
sql/log_event.cc:
  Comment cleanup
sql/mysql_priv.h:
  New prototypes and variables
sql/mysqld.cc:
  Added initialization of all important global variables.
  Cleanup of variable declarations
  This is needed ot make the embedded version restartable
sql/opt_sum.cc:
  After merge fix
sql/set_var.cc:
  Code cleanup
sql/sql_acl.cc:
  After merge fix
  Better error message
sql/sql_db.cc:
  After merge fix
sql/sql_derived.cc:
  After merge fix
sql/sql_insert.cc:
  Indentation cleanups
sql/sql_list.h:
  Added empty() to base_ilist
sql/sql_parse.cc:
  After merge fix
sql/sql_select.cc:
  After merge fix
  Fixed derived name handling in EXPLAIN
sql/sql_show.cc:
  After merge fix
sql/sql_string.cc:
  Made copy_and_convert global
sql/sql_string.h:
  Made copy_and_convert global
sql/sql_update.cc:
  After merge fix
sql/sql_yacc.yy:
  After merge fix
sql/thr_malloc.cc:
  Added sql_strmake_with_convert()
sql/unireg.h:
  Added MAX_ALIAS_NAME
strings/ctype-ujis.c:
  Fixed bug in converting to ujis