Merge pull request #970 from JuliaOpt/bl/newsv0.9.8

NEWS for v0.9.8

NEWS.md

@@ -1,6 +1,24 @@
 MathOptInterface (MOI) release notes
 ====================================
 
+v0.9.8 (December 18, 2019)
+---------------------
+
+- Implemented MutableArithmetics API (#924).
+- Fixed callbacks with `CachingOptimizer` (#959).
+- Fixed `MOI.dimension` for `MOI.Complements` (#948).
+- Added `is_diagonal_vectorized_index` utility (#965).
+- Improved linear constraints display in manual (#963, #964).
+- Bridges improvements:
+  * Added `IndicatorSet` to `SOS1` bridge (#877).
+  * Added support for starting values for `Variable.VectorizeBridge` (#944).
+  * Fixed `MOI.add_constraints` with non-bridged variable constraint on bridged
+    variable (#951).
+  * Fixed corner cases and docstring of geomean bridge (#961, #962, #966).
+  * Improve performance of bridge shortest path (#945, #946, #956).
+  * Added docstring for `test_delete_bridge` (#954).
+  * Added Variable bridge tests (#952).
+
 v0.9.7 (October 30, 2019)
 ---------------------