[release-notes/gnome-3-14] updated captive portal banner

[Jakub Steiner <jimmac src gnome org>]

commit 5f55807199d9462ef9e292b8d4b5733f2cde2152
Author: Jakub Steiner <jimmac gmail com>
Date:   Wed Sep 17 23:27:46 2014 +0200

    updated captive portal banner
    
    - green is too vivid and attention grabbing

 help/C/figures/captive-portal.png |  Bin 7608 -> 7686 bytes
 1 files changed, 0 insertions(+), 0 deletions(-)
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diff --git a/help/C/figures/captive-portal.png b/help/C/figures/captive-portal.png
index 33e58dc..b86d0d5 100644
Binary files a/help/C/figures/captive-portal.png and b/help/C/figures/captive-portal.png differ