Accept put requests (#70)

* Alias do_PUT method to handle PUT requests

* Unit test to ensure PUT requests are handled

lib/webrick/httpservlet/prochandler.rb

@@ -40,6 +40,7 @@ def do_GET(request, response)
       end
 
       alias do_POST do_GET
+      alias do_PUT  do_GET
       # :startdoc:
     end
 

test/webrick/test_httpserver.rb

@@ -540,4 +540,23 @@ def test_big_chunks
       end
     }
   end
+
+  def test_accept_put_requests
+    TestWEBrick.start_httpserver {|server, addr, port, log|
+      server.mount_proc("/", lambda {|req, res|
+        res.status = 200
+        assert_equal("abcde", req.body)
+      })
+      Thread.pass while server.status != :Running
+
+      Net::HTTP.start(addr, port) do |http|
+        req = Net::HTTP::Put.new("/")
+        req.body = "abcde"
+        http.request(req){|res|
+          assert_equal("200", res.code)
+        }
+        server.shutdown
+      end
+    }
+  end
 end