Fix index.rst and README.rst to put TensorFlow samples under
External Module samples next to Nanopb sample to avoid 4-level
indentation in the sidebar.
Signed-off-by: Lauren Murphy <lauren.murphy@intel.com>
A bug was introduced when encoding/decoding moved to separate
functions where sizeof no longer had the correct argument.
The size of the encode buffer is passed to the encode function.
Signed-off-by: Pieter De Gendt <pieter.degendt@basalte.be>
Add the nanopb library and generator tools as a module.
Nanopb is a small code-size Protocol Buffers implementation in ansi C.
It is especially suitable for use in microcontrollers,
but fits any memory restricted system.
Nanopb home: https://jpa.kapsi.fi/nanopb/
Signed-off-by: Pieter De Gendt <pieter.degendt@basalte.be>
