Temporarily disable Cost Analytics in deployment
Fix CherryPy wheel packaging issue
Support both Mac OS sed and GNU sed
Use pkill to kill Python processes on RHEL

Regular kill doesn't kill the entire group, which is a problem with
e.g. the Plotter where we have multiple processes.
Release: 6.2.0
Merge pull request #56 from Scalr/release-6.2.0

Release 6.2.0