input and output files now automaticaly created and updated

lexique_to_opale/README.md

 # Converter lexique_to_opale
 
 In order to use this converter, follow those steps :
-0. Create an input and an output directory
 1. Copy your Lexique file(s) (.scar or .zip) into the input directory.
 2. Execute the run that correspond to your OS.
 3. You will find the result into the output directory. The names of the output are linked to the hour it was processed.

lexique_to_opale/lexique_to_opale.ant

@@ -15,13 +15,22 @@
 			</classpath>
 	</taskdef>
 
-	
+	<target name="rmOutputDir">
+	    <if>
+	        <available file="${OutputPath}" type="dir"/>
+	        <then>
+	            <delete dir="${OutputPath}"/>
+	        </then>
+	    </if>
+	</target>	
 
-	<target name="init">
+	<target name="init" depends="rmOutputDir">
 		<mkdir dir="${outdir}"/>
 		<chmod perm="777" dir="${outdir}"></chmod>
 		<mkdir dir="${srcdir}"/>
 		<chmod perm="777" dir="${srcdir}"></chmod>
+		<mkdir dir="${OutputPath}"/>
+		<chmod perm="777" dir="${OutputPath}"></chmod>
 	</target>
 	
 	<target name="unzipSource" depends="init">