Merge pull request #7 from MirantisDellCrowbar/bug/DCB-91/peables/master

support swift version 1.0
Merge pull request #8 from MirantisDellCrowbar/release/DCB-86/pebbles/feature

Release/dcb 86/pebbles/feature
# Rackaware feature and some minor fixes are merged into pebbles release.
Merge pull request #9 from MirantisDellCrowbar/bug/smoketest/pebbles/master

Bug/smoketest/pebbles/master
Merge pull request #10 from MirantisDellCrowbar/bug/DCB-111/pebbles/master

Bug/dcb 111/pebbles/master
Merge pull request #11 from crowbar/release/pebbles/master

Release/pebbles/master
Merge pull request #12 from crowbar/release/pebbles/master

pull last changes
fix for fixnum in case of single zone
Merge pull request #98 from MirantisDellCrowbar/bug/DCB-128/pebbles/master

fix for fixnum in case of single zone