Bump the version number to 1.2.8-dev
diff --git a/pom.xml b/pom.xml
index 7794490..b07e066 100644
--- a/pom.xml
+++ b/pom.xml
@@ -7,7 +7,7 @@
     <version>1.0-SNAPSHOT</version>
     <packaging>pom</packaging>
     <properties>
-        <aversion>1.2.7-dev</aversion>
+        <aversion>1.2.8-dev</aversion>
     </properties>
     <build>
         <plugins>