Simply replaced havana with icehouse
Merge pull request #65 from tboerger/feature/havana-to-icehouse

Simply replaced havana with icehouse
Configure Heat's metadata, waitcondition and cloudwatch server

Those urls were wrong in 100% of the cases. use the publicURL
of the corresponding Heat services instead.
Create Keystone role for Heat Stacks

The Heat CFN managed servers use a separate keystone
role that needs to be created before it can be used.
Merge pull request #67 from dirkmueller/release/stoney/master

Initial Heat fixes
Added documentation and modified readme
Added gitignore file
Moved i18n file
Updated copyright header
Added magic utf8 token to ruby files
Restructured controller initializer
Added documentation base file and fixed documentation format
Added missing magic utf8 tokens
Fixed permissions