input and output folders now automaticaly created

optim_to_lexique/README.md

 # Converter optim_to_lexique
 
 In order to use this converter, follow those steps :
-0. Create input and output dir
 1. Copy your Optim files (.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 name of the output files depends of the hour it was processed.

optim_to_lexique/optim_to_lexique.ant

@@ -16,8 +16,16 @@
 	</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}"/>