Add with_gear_rotation helper

Add new with_gear_rotation helper method that rotates out, yields, then
rotates in each gear

Convert restart to use with_gear_rotation
Merge pull request #43 from ncdc/with-rotation

Add with_gear_rotation helper
fixed LIST_DEPLOYMENTS
Merge pull request #45 from danmcp/lnader

fixed LIST_DEPLOYMENTS
Consolidate activate/activate_gear
Merge pull request #46 from ironcladlou/dev/build-deploy

Error handling and result aggregation for activation
Upgrade script for php
Add scenario to scaling_func_test
perl upgrade
nodejs upgrade
Remove version bumps
Upgrade scripts for jboss flavors
upgrade for pythons
tweaks
Changes to upgrade scripts
parameterize OPENSHIFT_KEEP_DEPLOYMENTS