Added more HTTP methods

Server.go

@@ -25,7 +25,22 @@ func New() *Server {
 
 // Get registers your function to be called when the given GET path has been requested.
 func (server *Server) Get(path string, handler Handler) {
-	server.router.Add("GET", path, handler)
+	server.router.Add(http.MethodGet, path, handler)
+}
+
+// Post registers your function to be called when the given POST path has been requested.
+func (server *Server) Post(path string, handler Handler) {
+	server.router.Add(http.MethodPost, path, handler)
+}
+
+// Delete registers your function to be called when the given DELETE path has been requested.
+func (server *Server) Delete(path string, handler Handler) {
+	server.router.Add(http.MethodDelete, path, handler)
+}
+
+// Put registers your function to be called when the given PUT path has been requested.
+func (server *Server) Put(path string, handler Handler) {
+	server.router.Add(http.MethodPut, path, handler)
 }
 
 // ServeHTTP responds to the given request.