Revert "Fix exported activities/services/providers warning in the manifest."

This reverts commit a79fe17681.

Conflicts:
	android/AndroidManifest.xml

This is the actual commit that causes the permission problems noted in
issue #31.

android/AndroidManifest.xml

         <service
             android:name=".TtsService"
             android:label="@string/app_name"
-            android:exported="false"
             android:process=":texttospeech" >
             <intent-filter>
                 <action android:name="android.intent.action.TTS_SERVICE" />
 
         <activity
             android:name=".DownloadVoiceData"
-            android:theme="@android:style/Theme.Dialog"
-            android:exported="false" >
+            android:theme="@android:style/Theme.Dialog" >
             <intent-filter>
                 <action android:name="android.speech.tts.engine.INSTALL_TTS_DATA" />
 
         </activity>
         <activity
             android:name=".CheckVoiceData"
-            android:theme="@android:style/Theme.Translucent.NoTitleBar"
-            android:exported="false" >
+            android:theme="@android:style/Theme.Translucent.NoTitleBar" >
             <intent-filter>
                 <action android:name="android.speech.tts.engine.CHECK_TTS_DATA" />
 
         </activity>
         <activity
             android:name=".GetSampleText"
-            android:theme="@android:style/Theme.Translucent.NoTitleBar"
-            android:exported="false" >
+            android:theme="@android:style/Theme.Translucent.NoTitleBar" >
             <intent-filter>
                 <action android:name="android.speech.tts.engine.GET_SAMPLE_TEXT" />
 
         </activity>
         <activity
             android:name=".TtsSettingsActivity"
-            android:label="@string/tts_settings_label"
-            android:exported="false" >
+            android:label="@string/tts_settings_label" >
             <intent-filter>
                 <action android:name="android.speech.tts.engine.CONFIGURE_ENGINE" />
 
         <activity
             android:name=".eSpeak"
             android:label="@string/app_name"
-            android:theme="@android:style/Theme.Translucent.NoTitleBar"
-            android:exported="false" >
+            android:theme="@android:style/Theme.Translucent.NoTitleBar" >
             <intent-filter>
                 <action android:name="android.intent.action.START_TTS_ENGINE" />
 
 
         <provider
             android:name="com.reecedunn.espeak.providers.SettingsProvider"
-            android:authorities="com.reecedunn.espeak.providers.SettingsProvider"
-            android:exported="false" />
+            android:authorities="com.reecedunn.espeak.providers.SettingsProvider" />
     </application>
 
 </manifest>