Remove deprecated stuff from stdlib (#14699)

* update to the latest Jester

* remove deprecated procs from some stdlib modules

* 'criterion' is not maintained anymore and relies on obsolete stuff

tests/niminaction/Chapter7/Tweeter/src/database.nim

@@ -50,7 +50,7 @@ proc post*(database: Database, message: Message) =
     raise newException(ValueError, "Message has to be less than 140 characters.")
 
   database.db.exec(sql"INSERT INTO Message VALUES (?, ?, ?);", #<2>
-    message.username, $message.time.toSeconds().int, message.msg) #<3>
+    message.username, $message.time.toUnix().int, message.msg) #<3>
 
 proc follow*(database: Database, follower: User, user: User) =
   database.db.exec(sql"INSERT INTO Following VALUES (?, ?);",#<2>
@@ -90,4 +90,4 @@ proc findMessages*(database: Database, usernames: seq[string],
           "ORDER BY time DESC LIMIT " & $limit),
       usernames)
   for row in messages:
-    result.add(Message(username: row[0], time: fromSeconds(row[1].parseInt), msg: row[2]))
+    result.add(Message(username: row[0], time: fromUnix(row[1].parseInt), msg: row[2]))

tests/niminaction/Chapter7/Tweeter/src/tweeter.nim

@@ -51,7 +51,7 @@ routes:
     redirect(uri("/" & @"target"))
 
   post "/login":
-    setCookie("username", @"username", getTime().getGMTime() + 2.hours)
+    setCookie("username", @"username", getTime().utc() + 2.hours)
     redirect("/")
 
   post "/createMessage":

tests/niminaction/Chapter7/Tweeter/src/views/user.nim

@@ -33,7 +33,7 @@
   #for message in messages:
     <div>
       <a href="/${message.username}">${message.username}</a>
-      <span>${message.time.getGMTime().format("HH:mm MMMM d',' yyyy")}</span>
+      <span>${message.time.utc().format("HH:mm MMMM d',' yyyy")}</span>
       <h3>${message.msg}</h3>
     </div>
   #end for