Bump sqoop version to 1.4.5
Merge pull request #4 from edx/gabe/fix-sqoop

Bump sqoop version to 1.4.5
Patch bash when starting the emr cluster
Merge pull request #5 from edx/gabe/bash-security

Patch bash when starting the emr cluster
Fix issue when some terminated clusters do not have names
Merge pull request #6 from edx/gabe/fix-provision

Fix issue when some clusters do not have names