* src/guix-kernel/environ.scm: New file.
  (all-packages): New variable.
  (store): New variable.
  (find-package): New procedure.
  (get-package-path): New procedure.
  (guile-current-version-path): New procedure.
* src/guix-jupyter-kernel.scm (start-sub-kernel): Dynamic guile path.

* src/guix-jupyter-kernel.scm (sig-exit-handler): Add signal handler.
  (atexit): New procedure.
* src/guix-jupyter-subkerne.scm: Minor change.

* src/guix-jupyter-kernel.scm: Add subkernel execution and communication.
* src/guix-jupyter-subkernel.scm: New file.

* src/guix-jupyter-kernel.scm (reply-execute-request): Fix indentation.

* src/guix-jupyter-kernel.scm: New comment.

* /src/guix-jupyter-kernel.scm (guile-version): New variable.
  (KERNEL-INFO): Use 'guile-version'.

* Demo.png: Delete file.

* README.org (Installation): New section.

* src/hmac.scm: Move to 'src/guix-kernel/hmac.scm'.
* src/tools.Scm: Move to 'src/guix-kernel/tools.scm'.
* src/guix-jupyter-kernel.scm: Update include path.

* src/guix-jupyter-kernel.scm (reply-execute-request): Remove all 'set!'.

* src/guix-jupyter-kernel.scm (execution counter): Set as handler parameter.

* src/kernel.scm (display_name): Change to 'Guix'.

* src/guix-jupyter-kernel.scm: Coding style.

* README.org (Coding style): New section.
* src/guix-jupyter-kernel.scm: New indentation.
* src/hmac.scm: New indentation.
* src/tools.scm: New indentation.

* src/guile-jupyter-kernel.scm: Rename to 'src/guix-jupyter-kernel.scm'.
* src/kernel.json (argv): Change kernel path.

* README.md: Remove file.
* README.org: New file.

Change executable file name