Revert "Update the package version to reflect the espeak version."

This reverts commit 681f7475d3.

This commit is causing permission issues on a real device that is preventing
the service from loading (see issue #31).

android/AndroidManifest.xml

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.reecedunn.espeak"
-    android:versionCode="8"
-    android:versionName="1.46.29" >
+    android:versionCode="7"
+    android:versionName="1.46.02_r7" >
 
     <uses-feature
         android:name="android.hardware.touchscreen"