FAB-5045 add chaincode tutorials to gs page

also embed youtube videos

Change-Id: Ic8e2fe0658345ae32adbb0014c752a97d537ec9c
Signed-off-by: Christopher Ferris <chrisfer@us.ibm.com>

docs/source/getting_started.rst

@@ -19,7 +19,7 @@ the sample code.
 Tutorials
 ^^^^^^^^^
 
-We offer two initial tutorials to get you started with Hyperledger Fabric.
+We offer four initial tutorials to get you started with Hyperledger Fabric.
 The first is oriented to the Hyperledger Fabric **application developer**,
 :doc:`write_first_app`. It takes you through the process of writing your first
 blockchain application for Hyperledger Fabric using the Hyperledger Fabric's
@@ -30,5 +30,9 @@ operators, :doc:`build_network`. This one walks you through the process of
 establishing a blockchain network using Hyperledger Fabric and provides
 a basic sample application to test it out.
 
+Finally, we offer two chaincode tutorials. One oriented to developers,
+:doc:`chaincode4ade`, and the other oriented to operators,
+:doc:`chaincode4noah`.
+
 .. Licensed under Creative Commons Attribution 4.0 International License
    https://creativecommons.org/licenses/by/4.0/

docs/source/index.rst

@@ -17,12 +17,13 @@ It's recommended for first-time users to begin by going through the
 components and the basic transaction flow.  Once comfortable, continue
 exploring the library for demos, technical specifications, APIs, etc.
 
-Before diving in, watch how Hyperledger Fabric is `Building a Blockchain for Business
-<https://www.youtube.com/watch?v=EKa5Gh9whgU>`__ .
+Before diving in, watch how Hyperledger Fabric is Building a Blockchain for
+Business:
 
+.. raw:: html
 
-
-.. NOTE:: This build of the docs is from the "|version|" branch
+   <iframe width="560" height="315" src="https://www.youtube.com/embed/EKa5Gh9whgU" frameborder="0" allowfullscreen></iframe>
+   <br/><br/>
 
 .. toctree::
    :maxdepth: 2

docs/source/videos.rst

@@ -1,12 +1,16 @@
 Videos
 ======
 
-Refer to the Hyperledger Fabric libary on
-`youtube <https://www.youtube.com/channel/UCCFdgCWH_1vCndMPVqQlwZw>`__.
-The collection contains developers demonstrating various v1 features and
+Refer to the Hyperledger Fabric channel on YouTube
+
+.. raw:: html
+
+   <iframe width="560" height="315" src="https://www.youtube.com/embed/ZgKAahU3FcM?list=PLfuKAwZlKV0_--JYykteXjKyq0GA9j_i1" frameborder="0" allowfullscreen></iframe>
+   <br/><br/>
+
+This collection contains developers demonstrating various v1 features and
 components such as: ledger, channels, gossip, SDK, chaincode, MSP, and
 more...
 
 .. Licensed under Creative Commons Attribution 4.0 International License
    https://creativecommons.org/licenses/by/4.0/
-