[works] cleanups, wfc service architecture

- now using zj as a dep instead of just having it locally
- put WFC into its own service tree

  this surgery is not complete, but it has been started and the repo is
  currently not in a botched state

- deleted orphan "wsp" (web socket process) module

ebin/fewd.app

@@ -4,10 +4,11 @@
               {included_applications,[]},
               {applications,[stdlib,kernel]},
               {vsn,"0.2.0"},
-              {modules,[fd_cache,fd_httpd,fd_httpd_client,fd_httpd_client_man,
+              {modules,[fd_httpd,fd_httpd_client,fd_httpd_client_man,
                         fd_httpd_client_sup,fd_httpd_clients,fd_httpd_sfc,
                         fd_httpd_sfc_cache,fd_httpd_sfc_entry,fd_httpd_utils,
-                        fd_sup,fd_wsp,fewd,qhl,qhl_ws,wfc,wfc_bm,wfc_eval,
-                        wfc_eval_context,wfc_ltr,wfc_pp,wfc_read,wfc_sentence,
-                        wfc_sftt,wfc_ttfuns,wfc_utils,wfc_word,zj]},
+                        fd_sup,fd_wfcd,fd_wfcd_cache,fewd,qhl,qhl_ws,wfc,
+                        wfc_bm,wfc_eval,wfc_eval_context,wfc_ltr,wfc_pp,
+                        wfc_read,wfc_sentence,wfc_sftt,wfc_ttfuns,wfc_utils,
+                        wfc_word,zj]},
               {mod,{fewd,[]}}]}.