Bump version to 10.4.5.0 and update Changes.md

Author: johnhaddon

Changes

@@ -1,12 +1,10 @@
-10.4.x.x (relative to 10.4.4.0)
+10.4.5.0 (relative to 10.4.4.0)
 ========
 
-Fixes
----
+Improvements
+------------
 
-- CurvesAlgo.resamplePrimitiveVariable : From Constant now supports all data types.
-- MeshAlgo.resamplePrimitiveVariable : From Constant now supports all data types.
-- PointsAlgo.resamplePrimitiveVariable : From Constant now supports all data types.
+- CurvesAlgo, MeshAlgo, PointsAlgo : `resamplePrimitiveVariable()` now supports all data types when resampling a `Constant` primitive variable.
 
 Build
 -----

SConstruct

@@ -56,7 +56,7 @@ SConsignFile()
 
 ieCoreMilestoneVersion = 10 # for announcing major milestones - may contain all of the below
 ieCoreMajorVersion = 4 # backwards-incompatible changes
-ieCoreMinorVersion = 4 # new backwards-compatible features
+ieCoreMinorVersion = 5 # new backwards-compatible features
 ieCorePatchVersion = 0 # bug fixes
 ieCoreVersionSuffix = "" # used for alpha/beta releases. Example: "a1", "b2", etc.