Update README for multi-instance install
Add support for multi-instance installs

Refactor the module to support multiple instances on the same system.
Provide a defined type called mcmyadmin::instance to facilitate multiple
instances.
Ignore lockfiles
Added notes about 'unzip' to README
Update travis-ci testing and update README

Add note to README about user_shell and password
Refactor module for multi-instance installs

Add defined type to facilitate multiple independent instances of
McMyAdmin on the same system.
Refactor unit testing and add acceptance testing

Refactor the unit tests for the new multi-instance behavior.

Add acceptance testing using beaker-rspec
Bump major version in module file