Merge branch 'PHP-5.5'

* PHP-5.5:
  fix version - not -dev anymore since 5.5.0 release
  - Fixed bug #65227 (Memory leak in gmp_cmp second parameter)
  Fixed meta data retrieve when OID is larger than 2^31
  Fixed meta data retrieve when OID is larger than 2^31
  Inprove pg_unescape_bytea() error message

Conflicts:
	Zend/zend.h
	ext/gmp/gmp.c

Author: smalyshev