v2.0.0

• adapt to new bin and tools locations from sprint34
• add tasks to create new project scaffolding, based on templates
• add new task for updating library version
• handle lib name and sdk in README replacement
• also handle installation path replacement
• support process return codes from spec-ls v1.1.5
• add load rescue to Rakefile template
• add accessors for global loom config and default sdk
• add version announcer to Rakefile
• move sdk and version under set: namespace; add version announcer
• add help option to loomtasks and loomlib.rake
• add bin/ to clean and clobber lists