set shouldExit as public on SignalHandlerProcessor
Merge pull request #47 from JLepeltier/patch-2

set shouldExit as public on SignalHandlerProcessor
Revert "set shouldExit as public on SignalHandlerProcessor"

This reverts commit f27f1b65f28c7884416c09dba19283af94c79d64.
Remove support of php5.3
Prepare v1.3.0
Merge pull request #48 from odolbeau/die-php-5-3

Die php 5 3