removed duplicate by correctly cleaning voice directory

Signed-off-by: Kai Kreuzer <kai@openhab.org>

_data/voice.csv

@@ -1,4 +1,3 @@
 id,label,description
 marytts,Mary Text-to-Speech,"The Mary Text-to-Speech (TTS) service is a pure Java implementation of a TTS service, which uses the [MaryTTS](http://mary.dfki.de/) project of DFKI."
 voicerss,VoiceRSS Text-to-Speech,"VoiceRSS is an Internet based TTS service hosted at http://api.voicerss.org."
-voicerss,VoiceRSS Text-to-Speech,"VoiceRSS is an Internet based TTS service hosted at http://api.voicerss.org."

pom.xml

@@ -20,6 +20,9 @@
             <fileset>
               <directory>${basedir}/addons/bindings/</directory>
             </fileset>
+            <fileset>
+              <directory>${basedir}/addons/voice/</directory>
+            </fileset>
             <fileset>
               <directory>${basedir}/addons/uis/</directory>
             </fileset>
@@ -295,8 +298,7 @@
                 if(name.contains('voice')) {
                 def voiceId =
                 it.name.replace('org.eclipse.smarthome.voice.', '').replace('org.openhab.voice.', '')
-                def simpleVoiceNameDir = new
-                File(voice.path, voiceId)
+                def simpleVoiceNameDir = new File(voice.path, voiceId)
                 it.renameTo(simpleVoiceNameDir)
                 def readme = new
                 File(simpleVoiceNameDir.path, 'README.md')