Regenerated build/
fixing a type, and finishing a sentance from @ritter

See https://github.com/ritter/docs/commit/6bef5bb0395c7bb3152db14abda78d4ca2c6250f
#1642: use fetchAll() instead of fetch() in Phalcon\Db\Adapter::fetchAll()
Phalcon\Db optimization
Fix #1664
Test case for #1664
Updated CHANGELOG
Fix #1690
Fix #1690 Updated
Updated ConfigTest.php
Fix #1679 add param local for Phalcon\Tag::linkTo
Fix #1679 Updated TagTest.php
Updated
Phalcon\Db\Adapter optimization
Phalcon\Db\Index optimization
Phalcon\Db\Profiler optimization
Phalcon\Db\Reference optimization
Phalcon\Db\Result\Pdo optimization
Updated CHANGELOG
Fix #1695