Add platform util for checking if OS is 64-bit
Fix null pointer dereference in ExecUtil
Merge remote-tracking branch 'upstream/develop' into bulk_extractor_module
Merge remote-tracking branch 'upstream/develop' into bulk_extractor_module
Add capture of subprocess exit value to ExecUtil
Merge pull request #872 from rcordovano/bulk_extractor_module

Bulk extractor module support