Random fixes and additions.

Cleaned up set-owner to work better when there could be multiple similarly named folders or symlinks to it in the parent dir.

Added a note procedural note to set-configs.

Fixed typo in run-codesniffer.

Added notes to init-repo about correcting Seeds plugin usage.

Added WIP env-vars-echo and env-vars-load, which will use the new `Config/variables.php` file from the Skeleton project.

Added a list of executables expected to be available in $PATH on the target system. Needs some more work there.
Whitespace and notes fixes.
New script to load PEAR multiple dependencies from a single command line.
Added new pear-install-deps script to composer.json.
Merge pull request #6 from loadsys/f/ffbbbwwd

PEAR dependencies