[gthumb] provide translation context for "seconds", bug 757076

[Michael J. Chudobiak <mjc src gnome org>]

commit 3dcfc7e275405be431306a70e29adbce7aa4d4c1
Author: Michael J. Chudobiak <mjc avtechpulse com>
Date:   Fri Dec 18 12:28:45 2015 -0500

    provide translation context for "seconds", bug 757076

 .../slideshow/data/ui/slideshow-preferences.ui     |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/extensions/slideshow/data/ui/slideshow-preferences.ui 
b/extensions/slideshow/data/ui/slideshow-preferences.ui
index 9ca4600..a5e67b1 100644
--- a/extensions/slideshow/data/ui/slideshow-preferences.ui
+++ b/extensions/slideshow/data/ui/slideshow-preferences.ui
@@ -163,7 +163,7 @@
                           <object class="GtkLabel" id="label2">
                             <property name="visible">True</property>
                             <property name="can_focus">False</property>
-                            <property name="label" translatable="yes">seconds</property>
+                            <property name="label" translatable="yes" context="Every x 
seconds">seconds</property>
                           </object>
                           <packing>
                             <property name="expand">False</property>