Bilge marked this pull request as ready for review

Added compile-time check to enforce all methods must be declared static in a static class.
Added compile-time mutual-exclusivity check for static classes marked with abstract or readonly modifiers.
Added compile-time check to preclude static class inheriting from non-static class and vice-versa.
Added compile-time check to preclude static class using a trait with non-static properties or methods.
Fixed ZEND_ACC_IMPLICIT_ABSTRACT_CLASS collision with ZEND_ACC_STATIC.

Fix reflection test.