[gcalctool] Update basic mode tooltips

[Robert Ancell <rancell src gnome org>]

commit b6a73d13fe35eb467ac06ef5238768c58795478d
Author: Robert Ancell <robert ancell gmail com>
Date:   Fri Apr 16 04:07:34 2010 -0700

    Update basic mode tooltips

 data/buttons-basic.ui |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)
---
diff --git a/data/buttons-basic.ui b/data/buttons-basic.ui
index 4c9d138..3eb5618 100644
--- a/data/buttons-basic.ui
+++ b/data/buttons-basic.ui
@@ -200,7 +200,6 @@
             <property name="visible">True</property>
             <property name="can_focus">True</property>
             <property name="receives_default">False</property>
-            <property name="tooltip_text" translatable="yes" comments="Tooltip for the numeric point button">Numeric point [. or ,]</property>
             <property name="border_width">3</property>
             <property name="use_underline">True</property>
             <property name="focus_on_click">False</property>
@@ -404,6 +403,7 @@
             <property name="visible">True</property>
             <property name="can_focus">True</property>
             <property name="receives_default">True</property>
+            <property name="tooltip_text" translatable="yes">Insert variable</property>
             <property name="border_width">3</property>
             <property name="focus_on_click">False</property>
             <child internal-child="accessible">
@@ -452,6 +452,7 @@
             <property name="visible">True</property>
             <property name="can_focus">True</property>
             <property name="receives_default">True</property>
+            <property name="tooltip_text" translatable="yes">Assign variable</property>
             <property name="border_width">3</property>
             <property name="focus_on_click">False</property>
             <child internal-child="accessible">
@@ -501,7 +502,7 @@
             <property name="visible">True</property>
             <property name="can_focus">True</property>
             <property name="receives_default">True</property>
-            <property name="tooltip_text" translatable="yes">Square root</property>
+            <property name="tooltip_text" translatable="yes">Square root [Ctrl+R]</property>
             <property name="border_width">3</property>
             <property name="use_underline">True</property>
             <property name="focus_on_click">False</property>
@@ -521,7 +522,7 @@
             <property name="visible">True</property>
             <property name="can_focus">True</property>
             <property name="receives_default">True</property>
-            <property name="tooltip_text" translatable="yes">Square</property>
+            <property name="tooltip_text" translatable="yes">Square [Ctrl+2]</property>
             <property name="border_width">3</property>
             <property name="focus_on_click">False</property>
             <child internal-child="accessible">