Update Help.php

Fix const used for VERSION
Property define with static-constant-access support

- added support for it

- added some tests for it

- added new macros RETURN_ON_FAILURE and RETURN_MM_ON_FAILURE

- wrap incr decr property to RETURN_ON_FAILURE
ClassProperty call declareProperty() if default value is not array
PregMatchOptimizer fix
Declare statement standartize exception to 1 static method for easy call
Removed unnecessary comparison uint with zero
Merge pull request #154 from vguardiola/master

Update Help.php
Merge pull request #155 from zaets28rus/class-property_statis-constant-access

Property define with static-constant-access support
Merge pull request #156 from tamaranga/master

PregMatchOptimizer fix
Merge pull request #158 from hell0w0rd/patch-1

Removed unnecessary comparison uint with zero
Initializing extension globals according to defaults defined on config.json
Adding extension globals tests
Allowing developers to add phpinfo tables with directives
Test let for GLOBAL variable