Unit test
Fix #701
Unit test
Commented out listenLowSeverity()
Merge pull request #912 from sjinks/mm

Further Memory Manager optimizations
Merge pull request #917 from sjinks/issue-903

Phalcon\Tag::escapeHtmlAttr() to properly escape HTML attributes
Merge pull request #920 from sjinks/issue-908

Flash\Session::getMessage('key') returns ALL messages
Merge pull request #921 from sjinks/issue-885

[NFR] Make Model::getMessages() filterable
Merge pull request #922 from sjinks/issue-701

Mix integer and string placeholders in Phalcon\Mvc\Model\Query\Builder
Merge pull request #913 from kjdev/1.3.0

Additional: Phalcon\Cache\Backend\Libmemcached
Fix invalid memory reads when GC is on
Fix #802
Fix #910, 914
Do not restore stack too many times
Merge pull request #916 from sjinks/issue-802

Deduplicate macros, Fix memleak in PHP < 5.4
Merge pull request #927 from sjinks/garbage-collection

[BUG] Fix invalid memory reads when GC is on
Restore memory frames only on fatal errors
Merge pull request #928 from sjinks/clean-fatal

[BUG] Restore memory frames only on fatal errors
Merge pull request #918 from sjinks/phalcon_fetch_params

[BUG] phalcon_fetch_params() restores too many stack frames
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