[gupnp-tools] i18n: Add ui files to POTFILES.in

[Jens Georg <jensgeorg src gnome org>]

commit 021b11f4169fd8091880f70bc18026cc2e03eb67
Author: Jens Georg <mail jensge org>
Date:   Mon Mar 28 20:31:30 2016 +0200

    i18n: Add ui files to POTFILES.in
    
    Signed-off-by: Jens Georg <mail jensge org>

 po/POTFILES.in |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/po/POTFILES.in b/po/POTFILES.in
index 239cc05..d6571e7 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -1,5 +1,8 @@
 # List of source files containing translatable strings.
 # Please keep this file sorted alphabetically.
+data/gupnp-av-cp.ui
+data/gupnp-network-light.ui
+data/gupnp-universal-cp.ui
 src/av-cp/gui.c
 src/av-cp/gui.h
 src/av-cp/main.c