Squashed folsom fixes

Fixup for betty stuff

Improve folsom stuff

Use tiny flavors, run all smoketests

Flavors should not have the same RAM amount

Tempest user should not be admin

Create admin and not admin users for tempest

Don't use symbol as array index

Use array, not hash
Merge pull request #16 from MirantisDellCrowbar/feature/folsom/master

Squashed fixes for Folsom support