Basic OO: Outline (groll:initial)

Conflicts:
	src/main/scala/de/heikoseeberger/scalainaction/package.scala
Basic OO: Classes
Basic OO: Promote class parameters to vals
Basic OO: Methods
Basic OO: Case classes
Basic OO: Operators
Basic OO: Default arguments
Basic OO: Overriding
Traits: Outline
Traits: Mixin composition
Traits: Stackable modifications
Game of life: Outline for cells (verify:ignore)
Game of life: Implementation for cells
Game of life: Outline for generations (verify:ignore)
Game of life: Implementation for generations
Game of life: JavaFX UI
Implicit classes
Automatic resource management: Outline
Automated resource management: Implementation