remove unneeded pushy_db module
remove unneeded pushy_db module

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