Bump version for next release (v 4.8) (#913)

Author: jechague

pom.xml

@@ -14,7 +14,7 @@
 	<url>https://github.com/genexuslabs/JavaClasses</url>
 
 	<properties>
-		<revision>4.7</revision>
+		<revision>4.8</revision>
 		<changelist>-SNAPSHOT</changelist>
 		<sha1/>