update kemal version

shard.lock

@@ -2,17 +2,13 @@ version: 1.0
 shards:
   kemal:
     github: sdogruyol/kemal
-    commit: 
+    version: 0.21.0
 
   kilt:
     github: jeromegn/kilt
-    version: 0.3.3
-
-  multipart:
-    github: RX14/multipart.cr
-    version: 0.1.1
+    version: 0.4.0
 
   radix:
     github: luislavena/radix
-    version: 0.3.5
+    version: 0.3.8
 

shard.yml

@@ -4,7 +4,6 @@ version: 0.3.0
 development_dependencies:
   kemal:
     github: sdogruyol/kemal
-    branch: v0.17.3
 
 authors:
   - Sdogruyol <dogruyolserdar@gmail.com>

spec/spec-kemal_spec.cr

@@ -2,7 +2,7 @@ require "./spec_helper"
 
 describe "SpecKemalApp" do
   it "handles get" do
-    Kemal::RouteHandler::INSTANCE.add_route "GET", "/" do
+    get "/" do
       "Hello world"
     end
     get "/"
@@ -10,7 +10,7 @@ describe "SpecKemalApp" do
   end
 
   it "handles post" do
-    Kemal::RouteHandler::INSTANCE.add_route "POST", "/user" do |env|
+    post "/user" do |env|
       env.params.json.to_json
     end
     json_body = {"name": "Serdar", "age": 27, "skills": ["crystal, kemal"]}