Procedure names were unintentionally case-sensitive when read from the database
(but case-insensitive when fetched from the cache).
Note that the DB-part of qualified names is still case-sensitive (for consistency
with other usage in mysql).


Docs/sp-imp-spec.txt:
  Removed "binary" from name and specific_name columns in mysql.proc definition.
mysql-test/r/sp.result:
  Test case for BUG#3259; SP names were supposed to be case-insensitive.
mysql-test/t/sp.test:
  Test case for BUG#3259; SP names were supposed to be case-insensitive.
scripts/mysql_create_system_tables.sh:
  Removed "binary" from name and specific_name columns in mysql.proc definition.
scripts/mysql_fix_privilege_tables.sql:
  Removed "binary" from name and specific_name columns in mysql.proc definition,
  and added a corresponding ALTER TABLE to fix existing tables.
sql/sp.cc:
  Added missing init of variable.