v1.2.0

• null is now a valid value for an optional property
• stack errors instead of throwing the first error catched
• added custom error collectors
• assert API has changed and now receives an optional description
• validate API has changed and now receives an optional error collector

v2.0.0

• support for IE<11 had to be dropped (explainations)
• removed Model.instanceOf as it is not useful anymore: use the instanceof operator
• reduced the library size by ~ 20%

v1.1.0

• model.extend can now take models and/or models definitions as arguments
• fixed some issues with object deep merging on model extensions
• make array models keys enumerable

v1.0.0

v1.0

added model.validate and model.test

moved conventions to overridable exposed functions

preserve object properties out of model definition at instanciation

aligned array models constructors with other models behaviour