update README with updated load/configure instructions
update README with updated load/configure instructions

chef/opscode-pushy-server,chef/opscode-pushy-server,MSch/opscode-pushy-server,MSch/opscode-pushy-server,chef/opscode-pushy-client,chef/opscode-pushy-client,chef/opscode-pushy-server,chef/opscode-pushy-client