Start a script-friendly CHIP REPL for python (project-chip#4696)

* Define a chip-repl script that is intended to provide an interactive console against the python interfaces that chip provides

* Make GetAdapters work on chip repl

* Restyle fixes

Send current IP address during network provisioning (project-chip#4591)

[nrfconnect] Fix compilation warnings and turn on -Werror for examples (

project-chip#4528)

Rename BIT/BYTE_x macros from the ember code to fix the BIT
macro redeclaration (the same macro is provided by Zephyr).