sphinx: rename top level document in each manual

It is more common to call the top level document index.rst. This is
what this patch is doing, along with all required references fixup.

(From yocto-docs rev: 2cea7fbba9210479fc0387d7e1b80da9885558f0)

Signed-off-by: Nicolas Dechesne <nicolas.dechesne@linaro.org>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 19 insertions, 0 deletions

diff --git a/documentation/dev-manual/index.rst b/documentation/dev-manual/index.rst
new file mode 100644
index 0000000000..8f09224fe8
--- /dev/null
+++ b/documentation/dev-manual/index.rst
@@ -0,0 +1,19 @@
+.. SPDX-License-Identifier: CC-BY-SA-2.0-UK
+
+======================================
+Yocto Project Development Tasks Manual
+======================================
+
+|
+
+.. toctree::
+   :caption: Table of Contents
+   :numbered:
+
+   dev-manual-intro
+   dev-manual-start
+   dev-manual-common-tasks
+   dev-manual-qemu
+   history
+
+.. include:: /boilerplate.rst