* doc: group major guides in one directory

Moved major guides to one directory without removing files.
Moved images for guides to the guides directory.
This makes it easier to find information
and use cross-linking.

Signed-off-by: Grzegorz Ferenc <Grzegorz.Ferenc@nordicsemi.no>

* Restyled by prettier-markdown

Co-authored-by: Restyled.io <commits@restyled.io>

* Removal Env overrides sdk root and target IC

The URL connectedhomeip.com currently redirects to buildwithmatter.com, but with invalid HTTPS certificate configuration.

In order to avoid the user facing the browser HTTPS security blockage, therefore questioning the validity of this whole repo, using directly the future URL buildwithmatter.com in README.

Signed-off-by: Doru Gucea <doru-cristian.gucea@nxp.com>

Some of these files are removed or unused. Remove those from the readme
and add suitable replacements if appropriate.

* Remove some automake helper scripts

* Remove references to missing files on autotools bootstrap

* Remove more files that seem automake related

As approved by MPSG & SC 2020/09/04

* Initial GitHub workflow
* Removing debug ls
* Trying to revert to previous submodule
* Testing Pull Approve Changes
* Removing this for now
* Updating status badges

* Cleanup

* Updating text

* Updating files

* Removing this for now

* Removing these placeholders

* Updating based on feedback

* Updating license text

* Removing this config

* Updating CLA

* Removing tests

* Adding CircleCI badge

* Shield style

* [docs] Update paths and version of Doxygen.in to fix warnings.

* [docs] Move images folder into docs.

Bringing the tree up to formatting parity with clang-format, shellcheck, shfmt, yaml linting, and MD lint (#432)

* Initial restyle

* Updating json and pretty

* Adding editorconfig

* Forcing us to use common pretty-ify versions

* Manually moving this up, fixing more pinning

* restyle devcontainer

* Pulling upstream

* Keeping travis off restyled

* Testing fix for codecov

Update the top level manifest to enumerate several new files introduced by the autotools-based build system.