update to LSAPI 6.6

Conflicts:
	sapi/litespeed/lsapi_main.c
Do not kill children process in pre-fork mode when parent process quit.
cleanup file headers.
Merge branch 'PHP-5.6' of git.php.net:php-src into PHP-5.6

Conflicts:
	sapi/litespeed/lsapilib.h
Merge branch 'PHP-5.6'

* PHP-5.6:
  cleanup file headers.
  Do not kill children process in pre-fork mode when parent process quit.
  update to LSAPI 6.6
fix end of stream exception when generating makefile
Merge branch 'PHP-5.4' into PHP-5.5

* PHP-5.4:
  fix end of stream exception when generating makefile
Merge branch 'PHP-5.5' into PHP-5.6

* PHP-5.5:
  fix end of stream exception when generating makefile
Merge branch 'PHP-5.6'

* PHP-5.6:
  fix end of stream exception when generating makefile