Remove trace logging from testBreakerWithRandomExceptions()
Improve error reporting on breaker stats assertion
Update Eclipse configuration to Java 1.7.
Add assertion to not forget to replace reflection with the new FilterAtomicReader.unwrap.
Move ensureEstimatedStats() after index wiping to ensure everything is cleaned up once the index is removed
Merge branch 'master' of https://github.com/elasticsearch/elasticsearch into 5159-bytestreamoutput

Conflicts:
	.settings/org.eclipse.jdt.core.prefs
add skip() to be compatible with the previous implementation