check ob_get_level() before ob_flush()
Merge pull request #5261 from sadapon2008/2.x-response-ob_flush

an unnecessary E_NOTICE caused by CakeResponse::download()
Use composer instead of PEAR to get codesniffer.
Merge pull request #5293 from ADmad/phpcs-composer

Use composer instead of PEAR to get codesniffer.
Add @trigger doc blocks of methods triggering CakeEvent
Fix some missed doc block issues
Merge pull request #5299 from guywarner/add-trigger-doc-2.5

Add @trigger to doc blocks of methods triggering CakeEvent
Fix incorrect hardcoded database name.
add binary protocol option in MemcachedEngine
Merge pull request #5307 from shin1x1/add-binary-option-in-memcached-engine

SASL with Memcached is only supported with binary protocol
Correct doc block.
Update version number to 2.5.7
Consolidate with conditions sniff.
Merge pull request #5362 from cakephp/master-sniff

Consolidate with conditions sniff.