Revert the provider indirection logic while keeping the timeout functionality to fix resource notifications and ChefSpec stubs.
update html man page help; add knife serve
update chef-shell man page
update chef-client man page
update chef-solo man page
update knife man pages; add knife serve
Merge pull request #1598 from opscode/sersut/chef-1580

Revert the provider indirection logic in Chef::Provider::Package::Apt.