rocDecode Docs - Updates (#225)

* rocDecode Docs - Updates

* Copy Fix

* Fix create dir

* Online - docs Updates

* Fix indents

* Fix indent

* Create symlink to overview

* Docs - Cleanup

---------

Co-authored-by: Sam Wu <sam.wu2@amd.com>

docs/sphinx/_toc.yml.in

@@ -2,15 +2,34 @@
 # These comments will also be removed.
 root: doxygen/html/index
 subtrees:
-- caption: Quick-start
-  entries:
-  - file: quickStart
-- caption: API reference
-  entries:
-  - file: doxygen/html/files
-- caption: Tutorials
-  entries:
-  - file: rocDecodeUserGuide
-- caption: About
-  entries:
-  - file: license
+  - caption: What is rocDecode?
+    entries:
+      - file: quick_overview
+  - caption: Quick-start
+    entries:
+      - file: quickStart
+  - caption: Hardware requirements
+    entries:
+      - file: tutorial/hardwareCapabilities
+  - caption: API reference
+    entries:
+      - file: doxygen/html/files
+  - caption: Tutorials
+    entries:
+      - file: tutorial/overview
+      - file: tutorial/decodingPipeline
+      - file: tutorial/usingAPI
+  - caption: Samples
+    entries:
+      - file: samples
+        subtrees:
+          - entries:
+            - file: videoDecode
+            - file: videoDecodeFork
+            - file: videoDecodeMem
+            - file: videoDecodeMultiFiles
+            - file: videoDecodePerf
+            - file: videoDecodeRGB
+  - caption: About
+    entries:
+      - file: license