Bump version to 10.5.15.3

Author: murraystevenson

Changes

@@ -1,6 +1,11 @@
-10.5.x.x (relative to 10.5.15.2)
+10.5.x.x (relative to 10.5.15.3)
 ========
 
+
+
+10.5.15.3 (relative to 10.5.15.2)
+=========
+
 Fixes
 -----
 

SConstruct

@@ -57,7 +57,7 @@ SConsignFile()
 ieCoreMilestoneVersion = 10 # for announcing major milestones - may contain all of the below
 ieCoreMajorVersion = 5 # backwards-incompatible changes
 ieCoreMinorVersion = 15 # new backwards-compatible features
-ieCorePatchVersion = 2 # bug fixes
+ieCorePatchVersion = 3 # bug fixes
 ieCoreVersionSuffix = "" # used for alpha/beta releases. Example: "a1", "b2", etc.
 
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