[gnome-calculator] Add spacing between pad buttons

[Arth Patel <arthpatel src gnome org>]

commit 46c2e3b5369ec1f326428617aa7fee426b7721c5
Author: Trinh Anh Ngoc <atw1990 gmail com>
Date:   Mon Dec 1 10:45:42 2014 +0700

    Add spacing between pad buttons

 data/buttons-advanced.ui    |    4 ++++
 data/buttons-basic.ui       |    2 ++
 data/buttons-financial.ui   |    2 ++
 data/buttons-programming.ui |    2 ++
 4 files changed, 10 insertions(+), 0 deletions(-)
---
diff --git a/data/buttons-advanced.ui b/data/buttons-advanced.ui
index 109e0fb..551d698 100644
--- a/data/buttons-advanced.ui
+++ b/data/buttons-advanced.ui
@@ -6,6 +6,8 @@
     <property name="n_rows">5</property>
     <property name="n_columns">10</property>
     <property name="homogeneous">True</property>
+    <property name="row_spacing">4</property>
+    <property name="column_spacing">4</property>
     <child>
       <object class="GtkButton" id="calc_inverse_button">
         <property name="visible">True</property>
@@ -846,6 +848,8 @@
         <property name="n_rows">2</property>
         <property name="n_columns">3</property>
         <property name="homogeneous">True</property>
+        <property name="row_spacing">4</property>
+        <property name="column_spacing">4</property>
         <child>
           <object class="GtkButton" id="calc_cosine_button">
             <property name="label">cos</property>
diff --git a/data/buttons-basic.ui b/data/buttons-basic.ui
index c8a1867..4122744 100644
--- a/data/buttons-basic.ui
+++ b/data/buttons-basic.ui
@@ -6,6 +6,8 @@
     <property name="n_rows">4</property>
     <property name="n_columns">6</property>
     <property name="homogeneous">True</property>
+    <property name="row_spacing">4</property>
+    <property name="column_spacing">4</property>
     <child>
       <object class="GtkButton" id="calc_4_button">
         <property name="label">4</property>
diff --git a/data/buttons-financial.ui b/data/buttons-financial.ui
index 3ab682a..2609758 100644
--- a/data/buttons-financial.ui
+++ b/data/buttons-financial.ui
@@ -1852,6 +1852,8 @@
     <property name="n_rows">4</property>
     <property name="n_columns">10</property>
     <property name="homogeneous">True</property>
+    <property name="row_spacing">4</property>
+    <property name="column_spacing">4</property>
     <child>
       <object class="GtkButton" id="calc_memory_button">
         <property name="visible">True</property>
diff --git a/data/buttons-programming.ui b/data/buttons-programming.ui
index 837362c..f8067ef 100644
--- a/data/buttons-programming.ui
+++ b/data/buttons-programming.ui
@@ -1774,6 +1774,8 @@
         <property name="n_rows">5</property>
         <property name="n_columns">10</property>
         <property name="homogeneous">True</property>
+        <property name="row_spacing">4</property>
+        <property name="column_spacing">4</property>
         <child>
           <object class="GtkButton" id="calc_root_button">
             <property name="label">√</property>