Fixed chsize() problem on windows
Extend default timeout on windows clients to 1 year (to avoid timeout problems)


include/mysql.h:
  Added client timeouts (for TCP/IP)
libmysql/libmysql.c:
  Added client timeouts (for TCP/IP)
mysql-test/r/create.result:
  More tests for CREATE TABLE IF NOT EXISTS ... SELECT
mysql-test/t/create.test:
  More tests for CREATE TABLE IF NOT EXISTS ... SELECT
mysys/my_chsize.c:
  Fix for windows
sql/handler.h:
  Remove not used field 'if_not_exists'
  Ordered fields to be more optimized for new CPU's
  Added field 'table_existed'
sql/slave.cc:
  Cleanup temporary tables when slave ends
sql/sql_class.h:
  Remove not used 'do_not_drop' field
sql/sql_insert.cc:
  Better fix for CREATE TABLE IF NOT EXISTS ... SELECT
sql/sql_table.cc:
  Better fix for CREATE TABLE IF NOT EXISTS ... SELECT