Fixed bug #66298 (ext/opcache/Optimizer/zend_optimizer.c has dos-style ^M as lineend)

Use git blame -w to ingore the space changes
Fix dos style eol in phpts
Fix test fail
Bump year
Fixed ADD_INTERNED_STRING() logic to support strings that are already interned. (Terry)
Merge branch 'opcache' of ../php5.5

* 'opcache' of ../php5.5:
  Fixed ADD_INTERNED_STRING() logic to support strings that are already interned. (Terry)
  Bump year
  Fix test fail
  Fix dos style eol in phpts
  Fixed bug #66298 (ext/opcache/Optimizer/zend_optimizer.c has dos-style ^M as lineend)

Conflicts:
	Optimizer/zend_optimizer.c
	Optimizer/zend_optimizer.h
	Optimizer/zend_optimizer_internal.h
	tests/issue0115.phpt
	tests/issue0140.phpt
	tests/issue0149.phpt