info about title and description

README.md

@@ -31,7 +31,9 @@ A definition of a Gonito challenge should be put in a separate
 directory. Such a directory should
 have the following structure:
 
-* `README.md` — description of a challenge in Markdown
+* `README.md` — description of a challenge in Markdown, the first header
+  will be used as the challenge title, the first paragraph — as its short
+  description
 * `config.txt` — simple configuration file with options the same as
   the ones accepted by `geval` binary (see below), usually just a
   metric is specified here (e.g. `--metric BLEU`), also non-default

src/GEval/CreateChallenge.hs

@@ -42,8 +42,10 @@ createFile filePath contents = do
 
 readmeMDContents :: Metric -> String -> String
 readmeMDContents BLEU testName = [i|
-GEval — sample machine translation challenge
-============================================
+GEval sample machine translation challenge
+==========================================
+
+Translate from Finnish to Māori.
 
 This is a sample challenge (translating from Finnish to Māori) for Gonito framework. Replace it with
 the description of your challenge.
@@ -64,8 +66,10 @@ Directory structure
 |]
 
 readmeMDContents _ testName = [i|
-GEval — sample challenge
-========================
+GEval sample challenge
+======================
+
+Guess the mass of a planet.
 
 This is a sample challenge for Gonito framework (guessing the mass of a planet using its
 orbital period, orbital eccentricity and the number of its moons). Replace it with