Increment snapshot version

Change from 1.5.0-SNAPSHOT to 1.6.0-SNAPSHOT to prepare
for next development cycle.

Change-Id: I187785ab4b11a37815289d20ba802c48e86cee7f
Signed-off-by: Patrick Brady <patrick.brady@att.com>
Issue-ID: APPC-1585
diff --git a/pom.xml b/pom.xml
index 26955b2..edb26a5 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,7 +33,7 @@
     <packaging>pom</packaging>
     <groupId>org.onap.appc</groupId>
     <artifactId>appc</artifactId>
-    <version>1.5.0-SNAPSHOT</version>
+    <version>1.6.0-SNAPSHOT</version>
     <name>appc</name>
     <description>Construct the Application Controller component for the ECOMP project.</description>
     <inceptionYear>2015-07-20</inceptionYear>