Do not keep line breaks in comments

With the new Markdown support, text paragraphs are now properly
converted to HTML paragraphs, so we no longer need to keep line breaks.
Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>

aurweb/scripts/rendercomment.py

@@ -86,9 +86,9 @@ def main():
     conn = aurweb.db.Connection()
 
     text, pkgbase = get_comment(conn, commentid)
-    html = markdown.markdown(text, extensions=['nl2br', LinkifyExtension(),
+    html = markdown.markdown(text, extensions=[LinkifyExtension(),
                                                GitCommitsExtension(pkgbase)])
-    allowed_tags = bleach.sanitizer.ALLOWED_TAGS + ['p', 'br']
+    allowed_tags = bleach.sanitizer.ALLOWED_TAGS + ['p']
     html = bleach.clean(html, tags=allowed_tags)
     save_rendered_comment(conn, commentid, html)
 

test/t2600-rendercomment.sh

@@ -12,7 +12,7 @@ test_expect_success 'Test comment rendering.' '
 	EOD
 	"$RENDERCOMMENT" 1 &&
 	cat <<-EOD >expected &&
-	<p>Hello world!<br>
+	<p>Hello world!
 	This is a comment.</p>
 	EOD
 	cat <<-EOD | sqlite3 aur.db >actual &&