[gnome-system-monitor/wip/newdesign] Use a font weight a bit thicker than normal, but thinner than bold for better readability

[Robert Roth <robertroth src gnome org>]

commit ed2f7920d6a315f24671966fd61f7746e45fde5c
Author: Robert Roth <robert roth off gmail com>
Date:   Mon Aug 19 02:58:31 2013 +0300

    Use a font weight a bit thicker than normal, but thinner than bold for better readability

 src/gsm_color_button.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/gsm_color_button.c b/src/gsm_color_button.c
index a9887a8..8257b84 100644
--- a/src/gsm_color_button.c
+++ b/src/gsm_color_button.c
@@ -235,6 +235,7 @@ gsm_color_button_draw (GtkWidget *widget, cairo_t * cr)
     // label text with the usage percentage or network rate
     gchar *text = g_strdup (priv->text);
     layout = pango_cairo_create_layout (cr);
+    pango_font_description_set_weight (font_desc, (PANGO_WEIGHT_NORMAL + PANGO_WEIGHT_BOLD)/2);
     pango_layout_set_font_description (layout, font_desc);
     pango_font_description_free (font_desc);
     pango_layout_set_text (layout, text, -1);