- Replace dashes with underscores in shell function names, sh doesn't support dashes in function names (not happy about the inconsistency, but it'll do for now).

simpler shell alias to just update the requirements files without any
Git.

- Check for repo before running update-requirements.

- Added update-requirements shell command (to update the requirements
file(s) in a repo, commit and push).

- changed apt-daily alias to use apt-get instead of apt because the apt version that comes with Jessie on my PocketCHIP doesn't support autoclean with apt.

  in the directory, moved the Molecule Bash completion script there.
- The gcc alias is now even stricter.
- Enabled cmdhist.

- Added git serve alias.

  https://raw.githubusercontent.com/metacloud/molecule/master/assets/bash_completion/molecule.bash-completion.sh
- Added alias to run the hostlocal Docker.

- Show suggested packages in deborphan, also useful for restoring since suggested packages are not installed by default.

- Split $PATH declaratios to multiple, shorter lines.
- Settled on a shell function deduce-aws-region that gets the EC2 instance
  region from the 169.254.169.254 and sets AWS_DEFAULT_REGION.

- Added directory to PATH.

  boxes (WIP).
- Removed docker function, replaces by specific sciprts.

- docker clean removes created but not run containers.

  command if specified, otherwise runs the docker executable as normal (kind of
like aliases in git).

- Added function for rudimentary Docker images and containers cleanup.