Priority queue for BFS problems (#274)

* seems like I forgot to use the priority queue for BFS problems
* v0.7.1

Author: Wikunia

CHANGELOG.md

@@ -1,5 +1,8 @@
 # ConstrainSolver.jl - Changelog
 
+## v0.7.1 (1st of November 2021)
+- Using priority queue also for `BFS` problems [PR #274](https://github.com/Wikunia/ConstraintSolver.jl/pull/274)
+
 ## v0.7.0 (7th of August 2021)
 - Using [ConstraintProgrammingExtensions.jl](https://github.com/dourouc05/ConstraintProgrammingExtensions.jl)
   - `AllDifferent` instead of `AllDifferentSet`

Project.toml

@@ -1,7 +1,7 @@
 name = "ConstraintSolver"
 uuid = "e0e52ebd-5523-408d-9ca3-7641f1cd1405"
 authors = ["Ole Kröger <[email protected]>"]
-version = "0.7.0"
+version = "0.7.1"
 
 [deps]
 ConstraintProgrammingExtensions = "b65d079e-ed98-51d9-b0db-edee61a5c5f8"