0.3.0

Distinguish between state variables and parameters
Mask WIP priority queues under -Dexperimental compile-time flag
Add a convenient #after_initialize method for initializing models
Improved Duration API
Fixed bug computing initial internal event with initial elapsed times
Fixed arithmetic error initializing durations with Duration.from(0.0)

Improved documentation in the wiki.

0.2.0

(breaking-change) State refactor (#15)
- state_var : Type = value replaced by state { var : Type = value }
- State variables are no longer part of the model, the model now has a reference to its companion class State.

0.1.0

First version