[network-manager-applet] icons: fix signal icons

[Dan Winship <danw src gnome org>]

commit 43a3480460aa3db2738630a0b8bc91f34c1d2be3
Author: Dan Winship <danw gnome org>
Date:   Tue Apr 9 15:11:19 2013 -0400

    icons: fix signal icons
    
    The signal icons were apparently processed with a slightly-broken tool
    at some point, and libpng 1.6 refuses to load them. (Earlier versions
    didn't notice that the files were invalid.) Fix them by just re-saving
    them in Gimp.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=697286

 icons/22/nm-signal-00.png  |  Bin 490 -> 494 bytes
 icons/22/nm-signal-100.png |  Bin 409 -> 413 bytes
 icons/22/nm-signal-25.png  |  Bin 496 -> 500 bytes
 icons/22/nm-signal-50.png  |  Bin 492 -> 496 bytes
 icons/22/nm-signal-75.png  |  Bin 470 -> 474 bytes
 5 files changed, 0 insertions(+), 0 deletions(-)
---
diff --git a/icons/22/nm-signal-00.png b/icons/22/nm-signal-00.png
index 403c8bf..836e723 100644
Binary files a/icons/22/nm-signal-00.png and b/icons/22/nm-signal-00.png differ
diff --git a/icons/22/nm-signal-100.png b/icons/22/nm-signal-100.png
index bc5fee6..def2da9 100644
Binary files a/icons/22/nm-signal-100.png and b/icons/22/nm-signal-100.png differ
diff --git a/icons/22/nm-signal-25.png b/icons/22/nm-signal-25.png
index 9ce0fff..362960b 100644
Binary files a/icons/22/nm-signal-25.png and b/icons/22/nm-signal-25.png differ
diff --git a/icons/22/nm-signal-50.png b/icons/22/nm-signal-50.png
index 1f7d30c..1add41d 100644
Binary files a/icons/22/nm-signal-50.png and b/icons/22/nm-signal-50.png differ
diff --git a/icons/22/nm-signal-75.png b/icons/22/nm-signal-75.png
index 1f0bbb8..6b509e8 100644
Binary files a/icons/22/nm-signal-75.png and b/icons/22/nm-signal-75.png differ