[gnote] Improve style of popovers

[Aurimas Černius <aurimasc src gnome org>]

commit 3e27e9144689e41222cdc5f5a99b159a56c33e90
Author: Aurimas Černius <aurisc4 gmail com>
Date:   Mon Mar 14 22:01:13 2016 +0200

    Improve style of popovers

 src/utils.cpp |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/utils.cpp b/src/utils.cpp
index 449083a..537264f 100644
--- a/src/utils.cpp
+++ b/src/utils.cpp
@@ -319,6 +319,7 @@ namespace gnote {
     {
       widget.property_margin_top() = 5;
       widget.property_margin_bottom() = 5;
+      widget.property_hexpand() = true;
     }