Gearman 0.20 Released

Written for Gearman by Brian Aker on 2011-04-11

gearman_client_execute() interface added. New types of gearman_unique_t, gearman_function_st, gearman_workload_t
  Better error reporting from clients. Server no longer hangs because of bad job list. First bit of work on supporting epoch portion of protocol. Improved error message handling in client. Updates for manpages.