Fix #1723
Test case for #1723
Updated CHANGELOG
Test case for #1683

(cherry picked from commit 0d74b3002a99c3773ef8afe9871d6dcfe0b93c9e)
phalcon_session_write_close()
Use session_write_close() in Phalcon\Session\Adapter::__destruct()
Optimized Phalcon\Session\Adapter
Updated CHANGELOG
Fix #1714 (finally)
Add Zend/zend_extensions.h to phalcon_c_header.php
Phalcon\Mvc\View\Engine\Volt\Compiler optimization
Updated CHANGELOG
Fix #1701 And Updated View::cleanTemplateAfter description
Updated
Updated
Update model.c
Merge pull request #1725 from sjinks/issue-1723

Volt: fix parsing of email_field()
Merge pull request #1726 from sjinks/tests

[1.3.0] Test case for #1683
Merge pull request #1728 from sjinks/issue-1624

Call session_write_close() from Phalcon\Session\Adapter::__destruct()
Merge pull request #1729 from sjinks/volt-compiler

Phalcon\Mvc\View\Engine\Volt\Compiler optimization