Merge branch 'dev'

Change-Id: Ib75266d3ecbe7bac55387be04c041913bc8e2d7c
diff --git a/build.gradle b/build.gradle
index 36ceaab..ac1865c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -15,7 +15,7 @@
 
 description = 'MDM API - Base Model'
 group = 'org.eclipse.mdm'
-version = '5.1.0M3'
+version = '5.1.0M4-SNAPSHOT'
 
 apply plugin: 'java'
 apply plugin: 'maven'