Allow installation of unsigned phars (hopefully roave-backward-compatibility-check will eventually provide signed PHARs)

Author: sebastianbergmann

build.xml

@@ -20,6 +20,7 @@
         <exec executable="phive" taskname="phive">
             <arg value="--no-progress"/>
             <arg value="update"/>
+            <arg value="--force-accept-unsigned"/>
         </exec>
 
         <exec executable="${basedir}/tools/composer" taskname="composer">