support for password expiration in mysqlnd, through a flag
Use during connect the flags set with set_client_option()
Merge branch 'PHP-5.3' into PHP-5.4
Merge branch 'PHP-5.4' into PHP-5.5

Conflicts:
	ext/mysqlnd/mysqlnd.c
fix compilation error after merge
Merge branch 'PHP-5.4' into PHP-5.5

Conflicts:
	ext/mysqlnd/mysqlnd.c