[util] Small tweaks in --help output

util/font-options.hh

@@ -127,6 +127,7 @@ font_options_t::get_font () const
 	  g_string_append_c (s, '/');
 	g_string_append (s, supported_font_funcs[i].name);
       }
+      g_string_append_c (s, '\n');
       char *p = g_string_free (s, FALSE);
       fail (false, "Unknown font function implementation `%s'; supported values are: %s; default is %s",
 	    font_funcs,
@@ -289,7 +290,7 @@ font_options_t::add_options (option_parser_t *parser)
     "    number. For example:\n"
     "\n"
     "      \"wght=500\"\n"
-    "      \"slnt=-7.5\"\n";
+    "      \"slnt=-7.5\"";
 
   GOptionEntry entries2[] =
   {

util/text-options.hh

@@ -176,8 +176,8 @@ text_options_t::add_options (option_parser_t *parser)
   GOptionEntry entries[] =
   {
     {"text",		0, 0, G_OPTION_ARG_CALLBACK,	(gpointer) &parse_text,		"Set input text",			"string"},
-    {"text-file",	0, 0, G_OPTION_ARG_STRING,	&this->text_file,		"Set input text file-name\n\n    If no text is provided, standard input is used for input.\n",		"filename"},
-    {"unicodes",      'u', 0, G_OPTION_ARG_CALLBACK,	(gpointer) &parse_unicodes,	"Set input Unicode codepoints",		"list of hex numbers"},
+    {"text-file",	0, 0, G_OPTION_ARG_STRING,	&this->text_file,		"Set input text file-name",		"filename"},
+    {"unicodes",      'u', 0, G_OPTION_ARG_CALLBACK,	(gpointer) &parse_unicodes,	"Set input Unicode codepoints\n\n    If no text is provided, standard input is used for input.\n",		"list of hex numbers"},
     {"text-before",	0, 0, G_OPTION_ARG_STRING,	&this->text_before,		"Set text context before each line",	"string"},
     {"text-after",	0, 0, G_OPTION_ARG_STRING,	&this->text_after,		"Set text context after each line",	"string"},
     {nullptr}