Now supports multiple query strings

spec/kemal_handler_spec.cr

@@ -21,6 +21,16 @@ describe "Kemal::Handler" do
     response.body.should eq("hello world")
   end
 
+  it "routes request with multiple query strings" do
+    kemal = Kemal::Handler.new
+    kemal.add_route "GET", "/" do |ctx|
+      "hello #{ctx.params["message"]} time #{ctx.params["time"]}"
+    end
+    request = HTTP::Request.new("GET", "/?message=world&time=now")
+    response = kemal.call(request)
+    response.body.should eq("hello world time now")
+  end
+
   it "route parameter has more precedence than query string arguments" do
     kemal = Kemal::Handler.new
     kemal.add_route "GET", "/:message" do |ctx|

src/kemal/handler.cr

@@ -23,11 +23,10 @@ class Kemal::Handler < HTTP::Handler
       params = route.match(request.method, components)
       if params
         if query = request.query
-          split = query.split("=")
+          HTTP::Params.parse(query) do |key, value|
-          key = split[0]
-          value = split[1]
             params[key] ||= value
 	        end
+        end
 
         if body = request.body
           HTTP::Params.parse(request.body.not_nil!) do |key, value|