Add .fcgi as an extension for script languages

samples/Lua/wsapi.fcgi

@@ -0,0 +1,28 @@
+#!/usr/bin/lua
+
+-- Generic WSAPI FastCGI launcher, extracts application to launch
+-- from SCRIPT_FILENAME/PATH_TRANSLATED, each application (defined
+-- by its script entry point) gets an isolated Lua VM; sequential
+-- requests to the same application go to the same VM
+
+pcall(require,"luarocks.require")
+
+local common = require "wsapi.common"
+local fastcgi = require "wsapi.fastcgi"
+
+local ONE_HOUR = 60 * 60
+local ONE_DAY = 24 * ONE_HOUR
+
+local wsapi_loader = common.make_loader{
+  isolated = true,         -- isolate each script in its own Lua state
+  filename = nil,          -- if you want to force the launch of a single script
+  launcher = "wsapi.fcgi", -- the name of this script
+  reload = false,          -- if you want to reload the application on every request
+  period = ONE_HOUR,       -- frequency of Lua state staleness checks
+  ttl = ONE_DAY,           -- time-to-live for Lua states
+  vars =                   -- order of checking for the path of the script
+   { "SCRIPT_FILENAME",
+     "PATH_TRANSLATED" } 
+}
+
+fastcgi.run(wsapi_loader)