#2: User spacific statistics

added capistrano deploy script.

Added multistage deployment. Production version deploys in /root/apps/my5_production, staging version deploys in /root/apps/my5_staging. Branch selected depends environment. if environment production, deployed from master branch, if staging, deployed development branch.

 #2: added roles in refinery customers

 #2: in download excel changed company selections and changed name of columns