IVGCVSW-5091 Add Logical ops frontend and ref impl

* Add frontend and reference implementation for logical
  ops NOT, AND, OR.
* Unary NOT uses existing ElementwiseUnary layer and
  ElementwiseUnary descriptor.
* Binary AND/OR uses new layer LogicalBinary and new
  LogicalBinary descriptor.
* Add serialization/deserializion support and add missing
  ElementwiseUnary deserializer code.
* Add additional Boolean decoder in BaseIterator.hpp.

Signed-off-by: James Conroy <james.conroy@arm.com>
Change-Id: Id343b01174053a166de1b98b6175e04a5065f720
diff --git a/Android.mk b/Android.mk
index d61d465..e8bf4b6 100644
--- a/Android.mk
+++ b/Android.mk
@@ -170,6 +170,7 @@
         src/armnn/layers/InputLayer.cpp \
         src/armnn/layers/InstanceNormalizationLayer.cpp \
         src/armnn/layers/L2NormalizationLayer.cpp \
+        src/armnn/layers/LogicalBinaryLayer.cpp \
         src/armnn/layers/LogSoftmaxLayer.cpp \
         src/armnn/layers/LstmLayer.cpp \
         src/armnn/layers/MapLayer.cpp \