Add dependencies, fix whitespace
Add dependencies, fix whitespace

This change adds commonly needed dependencies:
- python-pycurl
- python-jenkins

It also removes tabs and trailing whitespace

awleblang/impala-setup,awleblang/impala-setup,awleblang/impala-setup,lekv/impala-setup,awleblang/impala-setup,lekv/impala-setup,awleblang/impala-setup,lekv/impala-setup,lekv/impala-setup