IVGCVSW-4190 Add SplitV to Tflite Parser

 * Refactored SplitV
 * Added unit tests
 * Updated Documentation

Signed-off-by: Ryan OShea <Ryan.OShea2@arm.com>
Change-Id: If1dfa5a8780ddf3fe8788ed7bf7fa5fa8dfd14ec
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8f8060a..a855cba 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -793,6 +793,7 @@
              src/armnnTfLiteParser/test/SpaceToBatchND.cpp
              src/armnnTfLiteParser/test/Slice.cpp
              src/armnnTfLiteParser/test/Split.cpp
+             src/armnnTfLiteParser/test/SplitV.cpp
              src/armnnTfLiteParser/test/Squeeze.cpp
              src/armnnTfLiteParser/test/StridedSlice.cpp
              src/armnnTfLiteParser/test/Sub.cpp