1.4.0

• Add a new PriorityQueue() constructor that forwards to new HeapPriorityQueue().

• Deprecate top-level libraries other than package:collection/collection.dart, which exports these libraries' interfaces.

1.3.0

• Add lowerBound to binary search for values that might not be present.

• Verify that the is valid for CanonicalMap.[].

1.2.0

• Add string comparators that ignore ASCII case and sort numbers numerically.

1.1.3

• Fix type inconsistencies with Map and Set.

1.1.2

• Export UnmodifiableMapView from the Dart core libraries.

1.1.1

• Bug-fix for signatures of isValidKey arguments of CanonicalizedMap.

1.1.0

• Add a QueueList class that implements both Queue and List.

0.9.4

• Add a CanonicalizedMap class that canonicalizes its keys to provide a custom equality relation.

0.9.3+1

• Fix all analyzer hints.

0.9.3

• Add a MapKeySet class that exposes an unmodifiable Set view of a Map's keys.

• Add a MapValueSet class that takes a function from values to keys and uses it to expose a Set view of a Map's values.