more dependecies
Refactored to use axlsx library and generate excel file directly instead of csv
Merge pull request #55 from MirantisDellCrowbar/feature/rhel-havana/roxy/master

rhel havana support [6/9]
Merge pull request #57 from dpaterson/pull-req-release-roxy-master-9137b99bcaa5500b4925b76cc64874848a6f5a80

 [1/1] Refactored to use axlsx library to generate Excel file directly instead of csv.