IVGCVSW-5605 Doxygen: Integrate parsers into Software Tools section

 * Creates new section in doxygen called "Software Tools"
 * Moves the Parser page into Software Tools

Signed-off-by: Jan Eilers <jan.eilers@arm.com>
Change-Id: I19643074226d7c2e73e560e3abb52f519af1a7b2
diff --git a/docs/00_software_tools.dox b/docs/00_software_tools.dox
new file mode 100644
index 0000000..a970c91
--- /dev/null
+++ b/docs/00_software_tools.dox
@@ -0,0 +1,19 @@
+/// Copyright (c) 2021 ARM Limited and Contributors. All rights reserved.
+///
+/// SPDX-License-Identifier: MIT
+///
+
+namespace armnn
+{
+/**
+@page swtools Software Tools
+
+On this page you can find all software tools contained in the ArmNN repository. You will find links to how-to guides and
+other helpful information in each section.
+
+@subpage parsers
+
+**/
+}
+
+
diff --git a/docs/01_parsers.dox b/docs/01_parsers.dox
index 1af2503..80d616f 100644
--- a/docs/01_parsers.dox
+++ b/docs/01_parsers.dox
@@ -27,11 +27,14 @@
 @page parsers Parsers
 
 @tableofcontents
+Execute models from different machine learning platforms efficiently with our parsers. Simply choose a parser according
+to the model you want to run e.g. If you've got a model in tensorflow format (<model_name>.pb) use our tensorflow-parser.
+
 @section S4_caffe_parser ArmNN Caffe Parser
 
 `armnnCaffeParser` is a library for loading neural networks defined in Caffe protobuf files into the Arm NN runtime.
 
-##Caffe layers supported by the Arm NN SDK
+## Caffe layers supported by the Arm NN SDK
 This reference guide provides a list of Caffe layers the Arm NN SDK currently supports.
 
 ## Although some other neural networks might work, Arm tests the Arm NN SDK with Caffe implementations of the following neural networks:
diff --git a/docs/Doxyfile b/docs/Doxyfile
index e769e01..a0d6593 100644
--- a/docs/Doxyfile
+++ b/docs/Doxyfile
@@ -813,7 +813,8 @@
 # spaces. See also FILE_PATTERNS and EXTENSION_MAPPING
 # Note: If this tag is empty the current directory is searched.
 
-INPUT                  = ./docs/01_parsers.dox \
+INPUT                  = ./docs/00_software_tools.dox \
+                         ./docs/01_parsers.dox \
                          ./docs/02_deserializer_serializer.dox \
                          ./docs/03_converter_quantizer.dox \
                          ./docs/04_backends.dox \
@@ -821,7 +822,6 @@
                          ./include/ \
                          ./src/ \
                          ./tests/ \
-                         ./docs/ \
                          ./delegate/include \
                          ./delegate/src/armnn_external_delegate.cpp \
                          ./README.md \