entity generator - ignore trait properties and methods
only use already existing reflections
Revert "only use already existing reflections"

This reverts commit bb5bdcf0f4ccd6fc83692490ec70a697c90573fb.
only check for traits when class exists
check if ReflectionClass::getTraits() method exists
fixed code duplication issue
added unit test
minor fixes
moved test entities from sandbox
skip test if php 5.3
moved php version check
Merge pull request #632 from Padam87/entgentrait

entity generator - ignore trait properties and methods