Revert "Merge branch 'hadoop-1' of https://github.com/intel-hadoop/nativetask"

This reverts commit 3b907c8814ba8afce0a38f4694a541ece0af14b6, reversing
changes made to 4b7f2f10e45491fd02d4a687d04146affbde01b6.
update .gitignore
Merge pull request #5 from manuzhang/update_gitignore

Update gitignore