Fixed unit-tests/TagTest.php to pass
add default value as in 1.3 and documentation
Merge branch '2.0.0' of https://github.com/phalcon/cphalcon into 2.0.0
Merge pull request #2482 from karakurihiden/2.0.0-tag

Fixed unit-tests/TagTest.php to pass for 2.0.0
Merge pull request #2484 from kevinhatry/2.0.0

[2.0.0] getTokenKey : add default value as in 1.3 and documentation
Dump, redesign to static class
Dump, redesign to static class
File validator, post_max_size fix, allowEmpty fix
File validator, allowEmpty fix
Dump, redesign to static class
Session, libmemcached adapter, servers variable fix
Dispatcher, missing get previous fix
Dump, remove warning about static constructor
Disable try-catch in the loop
Dispatcher, method defined more than one time fix
Libmemcached, removing unnecessary servers variable
View, unnecessary $ char [ci skip]
View, _engineRender cache fix [ci skip]