[SLIDER-314] factor out internal keys into class InternalKeys

• Type: Sub-task
• Status: Resolved
• Priority: Trivial
• Resolution: Fixed
• Affects Version/s: Slider 0.40
• Fix Version/s: Slider 0.50
• Component/s: core
• Sprint: Slider August #1, Slider August #2, Slider September #1
• Assignee: Steve Loughran
• Reporter: Steve Loughran
• Created: 13/Aug/14 14:03
• Updated: 13/Aug/14 17:48
• Resolved: 13/Aug/14 14:07

Description

pull all "internal." keys out of OptionKeys and into a new superclass, InternalKeys, to emphasise these go into internal.json