[PATCH v3 23/27] binman: doc: Add documentation to htmldocs

[Simon Glass]

Add a link to binman's documentation and adjust the files so that it is
accessible. Use the name README.rst so it is easy to discover when binman
is installed without U-Boot.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

(no changes since v2)

Changes in v2:
- Put binman docs in doc/develop and FIT in doc/usage
- Rename README.rst to binman.rst and use a symlink

 doc/develop/index.rst               |   8 +
 doc/develop/package/binman.rst      |   1 +
 doc/develop/package/index.rst       |  19 ++
 doc/usage/fit.rst                   |   8 +
 doc/usage/index.rst                 |   1 +
 tools/binman/README.rst             |   1 +
 tools/binman/{README => binman.rst} | 484 ++++++++++++++--------------
 tools/binman/control.py             |   2 +-
 tools/binman/ftest.py               |   4 +-
 tools/binman/index.rst              |   9 +
 tools/binman/setup.py               |   2 +-
 11 files changed, 294 insertions(+), 245 deletions(-)
 create mode 120000 doc/develop/package/binman.rst
 create mode 100644 doc/develop/package/index.rst
 create mode 100644 doc/usage/fit.rst
 create mode 120000 tools/binman/README.rst
 rename tools/binman/{README => binman.rst} (73%)
 create mode 100644 tools/binman/index.rst

Applied to u-boot-dm/next, thanks!