MAGETWO-32027: Update theme.xml and theme.xsd

Author: Joan He

app/design/adminhtml/Magento/backend/theme.xml

@@ -5,5 +5,5 @@
 -->
 <theme xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../../../../../lib/internal/Magento/Framework/Config/etc/theme.xsd">
     <title>Magento 2 backend</title>
-    <version>0.1.0-alpha108</version>
+    <version>0.1.0</version>
 </theme>

app/design/frontend/Magento/blank/theme.xml

@@ -5,7 +5,7 @@
 -->
 <theme xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../../../../../lib/internal/Magento/Framework/Config/etc/theme.xsd">
     <title>Magento Blank</title>
-    <version>0.1.0-alpha108</version>
+    <version>0.1.0</version>
     <media>
         <preview_image>media/preview.jpg</preview_image>
     </media>

app/design/frontend/Magento/luma/theme.xml

@@ -5,7 +5,7 @@
 -->
 <theme xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="../../../../../lib/internal/Magento/Framework/Config/etc/theme.xsd">
     <title>Magento Luma</title>
-    <version>0.1.0-alpha108</version>
+    <version>0.1.0</version>
     <parent>Magento/blank</parent>
     <media>
         <preview_image>media/preview.jpg</preview_image>