Bug 1103123 - Add a cleanslate runner task; r=rail

Cleanslate itself is a new module, on which the runner task depends. The module will raise an exception on non-Posix systems.
Bug 1103272 - aws_stop_idle.py should use ssh keys for authenication. r=dustin
Merging from default

changeset:   2554:06ddff0701aa
tag:         tip
parent:      2552:a50104717018
user:        Rail Aliiev <rail@mozilla.com>
date:        Tue Nov 25 12:13:30 2014 -0500
summary:     Bug 1103272 - aws_stop_idle.py should use ssh keys for authenication. r=dustin
Bug 1103272 - aws_stop_idle.py should use ssh keys for authenication. r=dustin
Merging from default

changeset:   2556:71c4dbd600f9
tag:         tip
parent:      2554:06ddff0701aa
user:        Rail Aliiev <rail@mozilla.com>
date:        Tue Nov 25 13:18:40 2014 -0500
summary:     Bug 1103272 - aws_stop_idle.py should use ssh keys for authenication. r=dustin
Bug 1101786 - update unzip on Mac builders - r=Callek
Bug 1101285 - bump slaveapi version - r=Callek
Merging from default
merge default -> production
Bug 1090350: put mock_mozilla and its deps in a custom repo; r=rail
Bug 1090344: use a 'debian' repo for debian utils on CentOS; r=rail
Merge default -> production