Fix line endings of wsapi.cgi

Using CRLF causes Linux to fail with `/usr/bin/wsapi.cgi: bad interpreter:
/usr/bin/lua^M: no such file or directory`

Author: emberian

src/launcher/wsapi.cgi

@@ -1,26 +1,26 @@
-#!/usr/bin/lua
-
--- Generic WSAPI CGI launcher, extracts application to launch
--- either from the command line (use #!wsapi in the script)
--- or from SCRIPT_FILENAME/PATH_TRANSLATED
-
-pcall(require, "luarocks.require")
-
-local common = require "wsapi.common"
-local cgi = require "wsapi.cgi"
-
-local arg_filename = (...)
-
-local function wsapi_loader(wsapi_env)
-  local path, file, modname, ext = 
-  	common.find_module(wsapi_env, arg_filename, "wsapi.cgi", { "SCRIPT_FILENAME", "PATH_TRANSLATED" })
-  if not path then
-    error({ 404, "Resource " .. wsapi_env.SCRIPT_NAME .. " not found" })
-  end
-  wsapi.app_path = path
-  local app = common.load_wsapi(path, file, modname, ext)
-  wsapi_env.APP_PATH = path
-  return app(wsapi_env)
-end 
-
-cgi.run(wsapi_loader)
+#!/usr/bin/lua
+
+-- Generic WSAPI CGI launcher, extracts application to launch
+-- either from the command line (use #!wsapi in the script)
+-- or from SCRIPT_FILENAME/PATH_TRANSLATED
+
+pcall(require, "luarocks.require")
+
+local common = require "wsapi.common"
+local cgi = require "wsapi.cgi"
+
+local arg_filename = (...)
+
+local function wsapi_loader(wsapi_env)
+  local path, file, modname, ext = 
+  	common.find_module(wsapi_env, arg_filename, "wsapi.cgi", { "SCRIPT_FILENAME", "PATH_TRANSLATED" })
+  if not path then
+    error({ 404, "Resource " .. wsapi_env.SCRIPT_NAME .. " not found" })
+  end
+  wsapi.app_path = path
+  local app = common.load_wsapi(path, file, modname, ext)
+  wsapi_env.APP_PATH = path
+  return app(wsapi_env)
+end 
+
+cgi.run(wsapi_loader)