* R/shiny-ui-cmpd.R(server_cmpd): New server function.

* R/shiny-ui-sets.R(server_sets): New server function.

* R/shiny-ui-top.R(mk_shinyscreen) <plugin-servers>: Add server_cmpd
  and server_sets.

* R/shiny-ui-cmpd.R(mk_ui_cmpd): New function.