Many new features

 - rb_current_time()
 - On Shadow password changes, last_pw_change is also updated
 - A lot more Macro use
 - has_[passwd,group,gshadow,shadow]? methods
 - Bumped Version to release version
Refreshing all tests, breaking out tests for elevated and unprivileged users
Reverting Rakefile and removed Gemfile.  Updating travis scripts
Spliting up tests between root and user privs