Improve readability

Author: gkepka

github/git/Commit.scala

@@ -7,11 +7,11 @@ case class Commit(author: String, sha: String, date: String)
 object Commit:
     def commitsFromJson(json: String): List[Commit] =
         for commit <- ujson.read(json).arr.toList
+            author = Try(commit("author")("login").str)
+                .orElse(Try(commit("commit")("author")("name").str))
+                .getOrElse("Unknown")
+            sha = commit("sha").str
+            date = Try(commit("commit")("author")("date").str).getOrElse("")
         yield
-            val author = Try(commit("author")("login").str)
-                        .orElse(Try(commit("commit")("author")("name").str))
-                        .getOrElse("Unknown")
-            val sha = commit("sha").str
-            val date = Try(commit("commit")("author")("date").str).getOrElse("")
-                Commit(author, sha, date)
+            Commit(author, sha, date)
 

github/main.scala

@@ -20,8 +20,6 @@ def main(operation: String, owner: String, repoName: String) =
         case "commits" => repo.getCommits()
                               .foreach(commit => println(s"$commit.author,$commit.date"))
         case "lines" => repo.lineCountPerLanguage()
-                            .toSeq
-                            .sortWith(_._2 > _._2)
                             .foreach((lang, lines) => println(s"$lang,$lines"))
         case "issues" => repo.getOpenIssuesWithoutAnswers()
                              .foreach(println)