removing hardcoded hadoop dependency. we'll pull this down manually
custom hadoop installation is defined and included at build time rather than being hardcoded in our repo
Merge pull request #1 from mortardata/mroddy_s3_vs_s3n

Allow for custom hadoop installation rather then hard coded in the reop
include hadoop log4j conf that makes sqoop output more pleasant
Merge pull request #2 from mortardata/mroddy_restore_pleasant_sqoop_output

include hadoop log4j conf that makes sqoop output more pleasant