Keyboard layout improvements.

Increase key height in portrait.
Increase spacebar width and reduce punctuation width.
Increase vertical target area for spacebar to avoid accidentally
   hitting "V" and "B".
Increase height of candidate strip.
diff --git a/res/xml/kbd_qwerty.xml b/res/xml/kbd_qwerty.xml
index 8d64d3e..41625f2 100755
--- a/res/xml/kbd_qwerty.xml
+++ b/res/xml/kbd_qwerty.xml
@@ -100,8 +100,8 @@
                 android:popupCharacters="@string/alternates_for_n"
         />
         <Key android:codes="109" android:keyLabel="m"/>
-        <Key android:codes="-5" android:keyIcon="@drawable/sym_keyboard_delete" 
-                android:keyWidth="15%p" android:keyEdgeFlags="right" 
+        <Key android:codes="-5" android:keyIcon="@drawable/sym_keyboard_delete"
+                android:keyWidth="15%p" android:keyEdgeFlags="right"
                 android:iconPreview="@drawable/sym_keyboard_feedback_delete"
                 android:isRepeatable="true"/>
     </Row>
@@ -111,19 +111,19 @@
                 android:popupKeyboard="@xml/kbd_popup_template"
                 android:popupCharacters="_"
                 android:keyWidth="20%p" android:keyEdgeFlags="left"/>
-        <Key android:keyLabel="," android:keyWidth="15%p" />
-        <Key android:codes="32" android:keyIcon="@drawable/sym_keyboard_space" 
+        <Key android:keyLabel="," android:keyWidth="10%p" />
+        <Key android:codes="32" android:keyIcon="@drawable/sym_keyboard_space"
                 android:iconPreview="@drawable/sym_keyboard_feedback_space"
-                android:keyWidth="30%p" android:isRepeatable="true"/>
+                android:keyWidth="40%p" android:isRepeatable="true"/>
         <Key android:codes="46" android:keyLabel="." android:popupKeyboard="@xml/popup_punctuation" 
-                android:keyWidth="15%p"/>
-        <Key android:codes="10" android:keyIcon="@drawable/sym_keyboard_return" 
+                android:keyWidth="10%p"/>
+        <Key android:codes="10" android:keyIcon="@drawable/sym_keyboard_return"
                 android:iconPreview="@drawable/sym_keyboard_feedback_return"
                 android:keyWidth="20%p" android:keyEdgeFlags="right"/>
     </Row>
 
     <Row android:keyboardMode="@+id/mode_url" android:rowEdgeFlags="bottom">
-        <Key android:codes="-2" android:keyLabel="@string/label_symbol_key" 
+        <Key android:codes="-2" android:keyLabel="@string/label_symbol_key"
                 android:popupKeyboard="@xml/kbd_popup_template"
                 android:popupCharacters="_"
                 android:keyWidth="20%p" android:keyEdgeFlags="left"/>
@@ -131,44 +131,44 @@
                 android:popupKeyboard="@xml/popup_domains"
                 android:keyWidth="15%p"/>
         <Key android:keyLabel="/" android:keyWidth="15%p"/>
-        <Key android:codes="32" android:keyIcon="@drawable/sym_keyboard_space" 
+        <Key android:codes="32" android:keyIcon="@drawable/sym_keyboard_space"
                 android:iconPreview="@drawable/sym_keyboard_feedback_space"
                 android:keyWidth="15%p" android:isRepeatable="true"/>
-        <Key android:keyLabel="." android:popupKeyboard="@xml/popup_punctuation" 
+        <Key android:keyLabel="." android:popupKeyboard="@xml/popup_punctuation"
                 android:keyWidth="15%p"/>
-        <Key android:codes="10" android:keyIcon="@drawable/sym_keyboard_return" 
+        <Key android:codes="10" android:keyIcon="@drawable/sym_keyboard_return"
                 android:iconPreview="@drawable/sym_keyboard_feedback_return"
                 android:keyWidth="20%p" android:keyEdgeFlags="right"/>
     </Row>
 
     <Row android:keyboardMode="@+id/mode_email" android:rowEdgeFlags="bottom">
-        <Key android:codes="-2" android:keyLabel="@string/label_symbol_key" 
+        <Key android:codes="-2" android:keyLabel="@string/label_symbol_key"
                 android:popupKeyboard="@xml/kbd_popup_template"
                 android:popupCharacters="_"
                 android:keyWidth="20%p" android:keyEdgeFlags="left"/>
-        <Key android:keyLabel="," android:keyWidth="15%p" />
-        <Key android:keyLabel="\@" android:keyWidth="15%p"/>
-        <Key android:codes="32" android:keyIcon="@drawable/sym_keyboard_space" 
+        <Key android:keyLabel="," android:keyWidth="10%p" />
+        <Key android:keyLabel="\@" android:keyWidth="20%p"/>
+        <Key android:codes="32" android:keyIcon="@drawable/sym_keyboard_space"
                 android:iconPreview="@drawable/sym_keyboard_feedback_space"
-                android:keyWidth="15%p" android:isRepeatable="true"/>
-        <Key android:keyLabel="." android:popupKeyboard="@xml/popup_punctuation" 
-                android:keyWidth="15%p"/>
-        <Key android:codes="10" android:keyIcon="@drawable/sym_keyboard_return" 
+                android:keyWidth="20%p" android:isRepeatable="true"/>
+        <Key android:keyLabel="." android:popupKeyboard="@xml/popup_punctuation"
+                android:keyWidth="10%p"/>
+        <Key android:codes="10" android:keyIcon="@drawable/sym_keyboard_return"
                 android:iconPreview="@drawable/sym_keyboard_feedback_return"
                 android:keyWidth="20%p" android:keyEdgeFlags="right"/>
     </Row>
 
     <Row android:keyboardMode="@+id/mode_im" android:rowEdgeFlags="bottom">
-        <Key android:codes="-2" android:keyLabel="@string/label_symbol_key" 
+        <Key android:codes="-2" android:keyLabel="@string/label_symbol_key"
                 android:popupKeyboard="@xml/kbd_popup_template"
                 android:popupCharacters="_"
                 android:keyWidth="20%p" android:keyEdgeFlags="left"/>
-        <Key android:keyLabel="," android:keyWidth="15%p"/>
-        <Key android:codes="32" android:keyIcon="@drawable/sym_keyboard_space" 
+        <Key android:keyLabel="," android:keyWidth="10%p"/>
+        <Key android:codes="32" android:keyIcon="@drawable/sym_keyboard_space"
                 android:iconPreview="@drawable/sym_keyboard_feedback_space"
-                android:keyWidth="30%p" android:isRepeatable="true"/>
+                android:keyWidth="40%p" android:isRepeatable="true"/>
         <Key android:codes="46" android:keyLabel="." android:popupKeyboard="@xml/popup_punctuation" 
-                android:keyWidth="15%p"/>
+                android:keyWidth="10%p"/>
         <Key android:keyLabel=":-)" android:keyOutputText=":-) "
                 android:popupKeyboard="@xml/popup_smileys"
                 android:keyWidth="20%p" android:keyEdgeFlags="right"/>