IVGCVSW-7297 When creating multiple Executors only the last
 one works fine

 * All ArmNNExecutors now share a single IRuntime.
 * All armnn_delegates now share a single IRuntime.
 * Increased delegate major version.

Signed-off-by: Mike Kelly <mike.kelly@arm.com>
Change-Id: I95cbdc32655ec0beb476dbb2d60f1a0209df8f04
diff --git a/delegate/include/Version.hpp b/delegate/include/Version.hpp
index 36d8fb5..5550278 100644
--- a/delegate/include/Version.hpp
+++ b/delegate/include/Version.hpp
@@ -13,7 +13,7 @@
 #define STRINGIFY_MACRO(s) #s
 
 // ArmNN Delegate version components
-#define DELEGATE_MAJOR_VERSION 27
+#define DELEGATE_MAJOR_VERSION 28
 #define DELEGATE_MINOR_VERSION 0
 #define DELEGATE_PATCH_VERSION 0