[metacity] Improve translatable strings in gschema file

[Piotr Drąg <piotrdrag src gnome org>]

commit a213e5c555bdb492b2a5ccbdeab75c575761961f
Author: Piotr Drąg <piotrdrag gmail com>
Date:   Thu Feb 19 15:00:37 2015 +0100

    Improve translatable strings in gschema file
    
    Just some minor nitpicks.

 src/org.gnome.metacity.gschema.xml.in |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/src/org.gnome.metacity.gschema.xml.in b/src/org.gnome.metacity.gschema.xml.in
index 8f0fc6c..dbbb642 100644
--- a/src/org.gnome.metacity.gschema.xml.in
+++ b/src/org.gnome.metacity.gschema.xml.in
@@ -21,8 +21,8 @@
       <default>false</default>
       <_summary>If true, trade off usability for less resource usage</_summary>
       <_description>
-        If true, metacity will give the user less feedback by using wireframes,
-        avoiding animations, or other means.  This is a significant reduction
+        If true, Metacity will give the user less feedback by using wireframes,
+        avoiding animations, or other means. This is a significant reduction
         in usability for many users, but may allow legacy applications to
         continue working, and may also be a useful tradeoff
         for terminal servers.
@@ -56,10 +56,10 @@
     </key>
     <key name="alt-tab-thumbnails" type="b">
       <default>false</default>
-      <_summary>Show window content thumbnail in alt-tab</_summary>
+      <_summary>Show window content thumbnail in Alt-Tab</_summary>
       <_description>
-        If set to true Metacity will show window content thumbnails in alt-tab
-        window instead of only icons.
+        If set to true, Metacity will show window content thumbnails in the
+        Alt-Tab window instead of only icons.
       </_description>
     </key>
   </schema>