add project root option for local commands
ruby 1.8.7-proofing
Merge pull request #106 from mortardata/mroddy_project_root_for_local_commands

Add project root option for local commands
Bumped version
Add target directory for local install to output message
Merge pull request #107 from mortardata/ddaniels_local_install_messages

[#51429059] Add target directory for local install to output message
Add additional documentation for AWS_ACCESS_KEY and AWS_SECRET_KEY.