Output header mappings to a mapping file indicated by flag "-output-header-mapping".
	Change on 2014/12/17 by rduan <rduan@google.com>
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=82341070
Reverted Java string hash category method in favor of NSString hash, made Java hash into public function for apps that need its functionality.
	Change on 2014/12/23 by tball <tball@google.com>
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=82728004
Disable loading Java logging configuration on start-up with preprocessor flag.
	Change on 2014/12/23 by tball <tball@google.com>
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Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=82728270
Merge branch 'master' of https://github.com/google/j2objc